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Why Use Hot-Pressed Boron Nitride? Superior Choice for High-Temperature Vacuum Furnaces

High-temperature vacuum furnaces require the materials to provide reliable thermal properties, electrical insulation, contamination-free conditions, and dimensional stability under extreme conditions. Innovacera’s Hot-Pressed Boron Nitride (hBN) Components are designed for such extreme environments, which can provide stable performance in high-temperature, vacuum, and inert-gas applications where other materials lose stability. At the same time, our precision-machined Boron Nitride Ceramics components can minimize failures and furnace downtime, maintaining stable production even under rapid heating and cooling cycles.

Here are Innovacera’s BN Grades:

Pure Boron Nitride: Commonly used for insulators and vacuum furnace components due to their exceptional thermal and chemical stability, electrical insulation properties, and ability to perform in extreme environments. Standardized Grades: UHB and HB

Boron Nitride Composites: By combining boron nitride with specific ceramics like aluminum nitride or zirconia, the composite materials with excellent electrical insulation properties and also demonstrate improved durability and extended service life in contamination-sensitive applications. Standardized Grades: Specific grades like BMS, BMA, BSC, BMZ, BAN, and BSN.

Here are some Innovacera’s Key Components for High Temperature Vacuum Furnaces:

Crucibles and Containers: Used for melting metals and high-purity materials due to their non-wetting characteristics, and will not contaminate the molten material. For example, aluminum, copper, zinc, glass, etc.
Insulation and Fixtures: High-temperature insulators, standoff insulators, and electrical insulating supports for furnace elements.
PVD/CVD Processing: Target frames, shields, and liners in vacuum coating systems.
Furnace Parts: Setter, rods, and tubes that require high structural stability and thermal shock resistance.

Why Hot-Pressed Boron Nitride Components were used for High-Temperature Vacuum Furnaces?

High-Temperature Stability: Stable performance at temperatures above 1800°C in vacuum, inert, or reducing atmospheres.
Thermal Shock Resistance: A lower coefficient of thermal expansion that can withstand rapid thermal cycling without cracking or deformation.
High resistivity and dielectric strength: it provides electrical insulation at high temperatures.
High Purity and Chemical Inertness: It supports clean and contamination-free conditions. So it is an ideal material for supporting and isolating heating elements such as metal, battery, and ceramic parts.
Excellent Machinability and Design Flexibility: Innovacera can be precision-machined into complex, high-precision shapes, and hBN enables maximum design freedom.

Innovacera can provide customized solutions for different high-temperature needs. For more selecting guides, welcome to contact our sales engineers at sales@innovacera.com

Ceramic Igniters in Pellet Stoves: A Decade of Experience in Reliable Ignition Solutions

In heating equipment such as pellet stoves and gas stoves, the stability of the ignition system plays a key role in overall system performance and user experience. As one of the core components of the combustion system, the ceramic igniter must reach the ignition temperature in a short time and maintain stable performance during repeated heating and cooling cycles.

In practical applications, equipment manufacturers consider not only price but also the long-term stability of the igniter. Over the past decade, we have gained extensive practical experience in ceramic igniters. One particular customer case stands out among them.

A Long-Term Pellet Stove Customer: Over Five Years of Cooperation

Until recently, a client we had been working with for several years called us. The opposite party is a producer of pellet furnace equipment, and our collaboration has been for over five years. Over the past few years, they have bought tens of thousands of alumina ceramic igniters each year for their export pellet furnaces.

During this communication, the client mentioned that there were now lower-priced suppliers of ignition devices in the market, and thus wanted to inquire if the price could be adjusted. Before discussing the price, we suggest that customers conduct sample tests first, as the igniter’s performance often becomes apparent only in a real device environment.

For pellet furnace equipment, the igniter must be capable of igniting the fuel and maintaining stable operation under frequent start-ups and stoppages. These devices may undergo thousands, or even more, ignition cycles in actual use, so material stability and manufacturing process are particularly important.

Why Ceramic Igniters Differ in Performance

Many people think that the working principle of an igniter is quite simple. However, the performance of a ceramic igniter is closely related to the materials and manufacturing process. Common materials for ignition devices on the market include alumina and silicon nitride ceramics. Among them, alumina ceramics possess excellent high-temperature resistance, electrical insulation properties, and high mechanical strength. Therefore, they are widely used in pellet furnaces and gas equipment.

However, during actual manufacturing, the performance of ceramic materials depends on more than just the material type. It is also affected by a number of factors, including powder formulation, sintering temperature, and overall production process. For instance, even a slight fluctuation in the sintering temperature can affect the density and thermal shock resistance of the ceramics, which in turn directly impacts the service life of the igniter.

Therefore, in the production process of ceramic igniters, we usually strictly control the raw material inspection, sintering curve and product testing to ensure that the products can operate stably for a long time.

Test Results Highlight Key Findings

In subsequent communication, the client conducted tests on ignition devices from different suppliers, including continuous ignition experiments on the pellet furnace equipment.

After a period of testing, the customer feedback indicated that there were indeed differences in the performance of different products during long-term use. For instance, in situations where the equipment is frequently started and stopped, and the ignition system is repeatedly activated, after a certain period of use, some ignition devices will experience problems such as unstable power supply and reduced performance. While the stable-quality ceramic igniters can maintain a consistent ignition effect for a longer period of time.

For equipment manufacturers, this long-term stability is actually more crucial than whether a single ignition is successful. The reliability of the igniter directly determines the operational stability of the entire equipment.

Advantages of Ceramic Igniters in Combustion Equipment

With advances in heating equipment technology, an increasing number of manufacturers are using ceramic igniters as the key component of the ignition system. The main reason for this is the stable performance of ceramic materials in high-temperature environments.

In practical applications, ceramic igniters usually have the following characteristics:

- Fast heating performance: It quickly reaches the fuel’s ignition temperature, thereby enhancing the equipment’s startup efficiency.
- Excellent high-temperature resistance: Ceramic materials can maintain a stable structure even in high-temperature environments.
- Excellent thermal shock resistance: Capable of withstanding frequent heating and cooling cycles.
- Suitable for long-term operation: Stable material properties enhance the overall reliability of the equipment.

Therefore, in equipment such as pellet furnaces, gas furnaces, and industrial burners, ceramic igniters have become a mature and reliable solution.

Regarding Innovacera

Innovacera focuses on the research, development, and manufacturing of advanced ceramic materials and ceramic heating elements, offering a variety of product solutions, including alumina ceramic igniters and silicon nitride ceramic igniters. These solutions are widely used in pellet furnaces, gas equipment, and industrial heating systems.

If you are looking for stable, reliable ceramic igniters, please get in touch with sales@innovacera.com for more information.

High Purity Alumina Dense Ceramics Enable Upgrades in Metal Part Manufacturing Processes

In today’s high-end manufacturing sector, the processing precision and stability of metal parts directly determine the quality and lifespan of the final product. With the rapid development of industrial automation and precision manufacturing technologies, the material properties of tooling fixtures, positioning components, and wear-resistant structural parts in the manufacturing process have been subject to near-stringent requirements. Therefore, high-purity alumina ceramics, as a process carrier for metal parts, are becoming the “golden key” to solving the problems of high-wear, high-corrosion, and high-cleanliness production environments.

Why Alumina Dense Ceramics?

1. Performance: Compared to traditional metals or ordinary ceramics, high-purity alumina dense ceramics, due to their unique physicochemical properties, perfectly meet the needs of high-end metal part processing scenarios.

1)Excellent Electrical Insulation and Thermal Stability:
It can operate stably for extended periods below 1600℃, and its low coefficient of thermal expansion ensures that tooling maintains extremely high dimensional stability even under conditions of drastic temperature changes.

For metal parts involving precision electronic components or requiring high-temperature molding, alumina ceramics are an ideal solution. Alumina ceramics possesses a resistivity >10¹⁴ Ω·cm at room temperature, making it an excellent insulating material that prevents electrochemical corrosion.

2)Extreme Chemical Stability and Corrosion Resistance
Alumina ceramics have extremely high chemical inertness, it can corrosion from strong acids (except hydrofluoric acid) and alkalis, and various organic solvents at room temperature, and demonstrating outstanding high-temperature oxidation resistance. So that in metal parts machining and cleaning process which need machining and acid/alkali cleaning liquid and other chemical media, alumina ceramic components can maintain long-term contact with them and will not rust or become contaminated, ensuring a high level of cleanliness on the surface of metal parts.

3)Near-Limit Hardness and Wear Resistance
Alumina ceramics have a Mohs hardness of up to 9, second only to diamond. Its dense structure (porosity <1%) allows for a bending strength of 300-600 MPa. In the manufacturing process of metal parts, whether used as a positioning guide plate for grinding media or as a wear-resistant pad for high-frequency movement, it can minimize wear rates. Data shows that its wear resistance can reach more than 170 times that of high chromium cast iron under certain working conditions, significantly extending the replacement cycle of tooling components and greatly reducing equipment downtime maintenance costs.

2. Cost-Effectiveness and Environmental Protection

1) Life cycle cost (LCC) optimization: The service life of high-purity alumina ceramics can be extended by 30%-60% under the same working conditions compared to other common materials. It does not need to be replaced during the metal processing, thereby reducing the downtime of manufacturing equipment, and thus significantly reducing the overall cost.

2) Improved Yield: Alumina ceramics can achieve a processing precision of 0.01mm and a surface roughness as low as Ra0.5. When used as liners or locating pins for precision stamping dies, it can effectively prevent scratches and deformation on the surface of metal parts, thereby improving product yield.

3) Green Manufacturing: The corrosion resistance of ceramic materials reduces metal debris pollution caused by equipment wear, meeting the global requirements for green and environmentally friendly production in high-end manufacturing.

Alumina Ceramic Components in Metal Parts Manufacturing Processes

1)Sizing and Guiding of Metal Precision Wires/Tubes:
Alumina ceramics has high wear resistance, so it is as dies or guide wheels can remains unchanged after long-term use. This ensures a high consistency in the metal wire diameter during the wire-drawing process, especially for high-strength metals such as stainless steel and titanium alloys.

2)Tooling and Fixtures in High-Clean Environments:
For manufacturing the metal parts used on medical or food-grade devices, it requires a very high clean environment. Alumina ceramic parts are dust-free and non-magnetic, furthermore they are extremely easy to clean and disinfect, and their surfaces do not support bacterial growth, so It ensures the high purity of the operating environment.

3)High-Temperature Resistant Support Structures:
In metal powder injection molding or brazing processes, alumina ceramic furnace lining plates or firing supports, with their excellent thermal shock resistance, ensure no deformation or adhesion to metal workpieces at high temperatures.

Need Customized Services, don’t hesitate to contact sales@innovacera.com.

Bearing Guide for Coil Winding Machines and Wire drawing machine

Product detail:

Product description: ceramic wire pulley, Wire Roller Guide, Bearing Guide, Bearing Roller, Winding Guide

Material Composition:

main body pink ceramic+cover black plastic+intermediate high speed rotating bearing

Application:

Coil Winding Machines and wire drawing machine

Brand:

Innovacera

Country of Origin:

China

Type of bearing:

633Z, 694Z, 685Z ,683Z, 694Z, 685Z, 635Z ,626Z ,607Z, 698Z, 636Z, 627Z, 608Z, 6900Z, 6901Z, 635Z, 626Z,607Z, 698Z, 6200Z, 6001Z,627Z, 608Z, 6200Z, 6001Z and customized

Size available:

OD15*ID3*H4.5mm,OD20*ID4*H6.4mm,OD30*ID5*H10mm,OD40*ID20*H15mm,OD45.5*ID30*H10,OD60*ID40*H13mm,OD61*ID50*H18mm, OD79.2*ID10*H15mm, OD80.5*ID40*H25mm, OD99.3*ID50*H29.5mm and customized

Advantage:

excellent wear resistant ceramic material+high speed rotating bearing+light weight black plastic material, competitive price with good quality, customized design is available

Payment and Shipment Terms:

Shipping:

By Air, By Express, By sea

Terms of Payment:

100% TT in advance

Delivery time:

7-30days

Packing:

in paper carton

Production ability:

10000 per month

Product Photos and Drawing

	Product Size Specifications
	A	B	D	h	H	R	Bearing Type
IN1001-B03	OD20	D15	3	3	4.5	1	633Z
IN1002-B04	OD28.7	D20	4	4	6.4	1	694Z
IN1002-B05	OD28.7	D20	4	4	6.4	1	685Z
IN1003-B03	OD30.4	D15	3	3	10	1	683Z
IN1004-B04	OD40	D20	4	4	15	1	694Z
IN1004-B05	OD40	D20	5	4	15	1	685Z
IN1005-B05	OD45.5	D30	5	6	10	1	635Z
IN1005-B06	OD45.5	D30	6	6	10	1	626Z
IN1005-B07	OD45.5	D30	7	6	10	1	607Z
IN1005-B08	OD45.5	D30	8	6	10	1	698Z
IN1006-B06	OD60	D40	6	7	13	1.5/0.5	636Z
IN1006-B07	OD60	D40	7	7	13	1.5/0.5	627Z
IN1006-B08	OD60	D40	8	7	13	1.5/0.5	608Z
IN1006-B10	OD60	D40	10	7	13	1.5/0.5	6900Z
IN1006-B12	OD60	D40	12	7	13	1.5/0.5	6901Z
IN1007-B05	OD61	D30	5	6	18	1	635Z
IN1007-B06	OD61	D30	6	6	18	1	626Z
IN1007-B07	OD61	D30	7	6	18	1	607Z
IN1007-B08	OD61	D30	8	6	18	1	698Z
IN1008-B10	OD79.2	D50	10	9	15	2.5	6200Z
IN1008-B12	OD79.2	D50	12	9	15	2.5	6001Z

Besides the dimension list above, we can customize as per your design. Any more questions about the ceramic wire guide pulley or bearing guides, just feel free to contact us at +86 592 558 9730 or sales@innovacera.com for more information.

Ceramic Dual In-line Package (CDIP): Providing Stable Support for Optoelectronic Devices and MEMS

At present, consumer electronic products are always striving for high integration in packaging technology and lightweighting of the products. Although plastic packaging can become the mainstream solution due to its cost and technical advantages, in the field of high-end and high-reliability applications, ceramic packaging plays an irreplaceable role. The dual in-line package (DIP) form, which emerged in the middle of the last century, is a very classic structure. Along with the development of ceramicization, ceramic dual in-line package (DIP) enclosure have become an important carrier for key components in systems with strict long-term reliability requirements.

The through-hole dual-row lead design of the ceramic dual-in-line package (CDIP) features a mature and stable assembly process. The encapsulation tube shell is usually composed of a high-purity alumina or aluminum nitride ceramic substrate, a metallized wiring layer, and an airtight welding structure, which can achieve a highly reliable sealing environment. This type of tube shell is combined with the ceramic matrix and metal sealing technology to form an air-sealed assembly structure. It can effectively prevent moisture from entering and maintain the stability of electrical performance under high-temperature cycling, radiation and long-term service conditions.

Classic Dual In-line Structure, Compatible with a Wide Range of Designs

CDIP adopts a classic dual-row lead arrangement. The symmetrical structure ensures that the housing has excellent mechanical strength and connection reliability after being soldered onto the printed circuit board (PCB). Its pin configuration is flexible and can cover various packaging specifications, enabling it to meet the requirements of different types of devices. This also leaves sufficient space for the compatibility and flexibility design of the circuit board. In addition, the through-hole installation method also facilitates maintenance, upgrades and replacement in the later stage.

Advanced Ceramic Materials Enabling Highly Reliable Packaging Substrates

The CDIP housing is made of high-performance ceramic materials, which have strong electrical insulation and moderate thermal conductivity, providing stable isolation and heat dissipation for the chip. The thermal expansion coefficient of ceramics is close to that of silicon chips, which can alleviate the stress caused by temperature changes. The dense and chemically inert structure ensures that the shell remains stable under high temperatures, impacts, or long-term operation, guaranteeing the long-term reliability of the packaging. Users can select different ceramic materials such as alumina, silicon nitride or aluminum nitride as the packaging substrate according to their actual needs.

Wide Range of Applications Across Various Scenarios

Thanks to its high reliability and stable electrical performance, the ceramic dual-in-line package (CDIP) has been widely used in the following fields:

– For various integrated circuits with high requirements for the reliability of their output terminals
– Optoelectronic device (including optical coupler) module
– MEMS sensors and components
– Industrial control and testing equipment

For system designs that do not require extremely high pin density but prioritize long-term stability, CDIP remains a reliable choice.

Supports Multiple Customization and Specification Options

To meet the diverse design requirements, Innovacera offers various CDIP casings with different lead counts and package sizes. Additionally, customized specification solutions can be provided according to the technical requirements of the customers. Whether it is the pin arrangement, the cavity size or the sealing method, all support flexible design to meet the requirements of different levels of product development. If you have any questions or requirements, please contact sales@innovacera.com.

Boron nitride nozzles: A stable and clean solution for fusion welding processes

In the processes of melting alloys, precision casting and high temperature metal processing, the nozzle is a key component that directly comes into contact with the molten metal, the material properties directly affect the melt flow stability, the purity of the alloy, and the long term reliable operation of the equipment. Regarding the problems that the traditional nozzle materials are prone to adhesion, reaction or have limited lifespan under high-temperature conditions, We have introduced boron nitride nozzles, providing a more stable and controllable solution for fusion welding applications.

Advantages of materials for use in molten metal environments

Boron nitride is a typical high performance functional ceramic material, featuring extremely high temperature resistance, excellent thermal shock resistance, and extremely low wetting properties towards most molten alloys. In the high temperature melting and metal transportation processes, boron nitride nozzles can effectively reduce the adhesion and accumulation of molten materials on the inner wall, maintain the stability of the nozzle flow channel size, and thereby achieve more uniform and predictable molten material ejection behavior.

Meanwhile, boron nitride exhibits excellent chemical inertness and is unlikely to react with molten alloys at high temperatures, which helps to reduce the risk of impurity introduction and meets the process requirements for high control over alloy composition and purity.

A brief technical comparison of common nozzle materials

In practical applications,although the alumina ceramic nozzle has a relatively high hardness, it has a strong wetting property towards molten alloys, which makes it prone to adhesion and clogging.Aluminum nitride nozzles are renowned for their high thermal conductivity. However, in high temperature and complex environments, they have relatively high requirements for stability and environmental conditions. In contrast, boron nitride nozzles perform relatively well in terms of non-wetting, chemical stability, and cleanliness, and are particularly suitable for direct contact with molten metals and applications with high requirements for process consistency.

Stable and controllable melt jetting performance

During the operation of the high temperature process, the nozzles need to endure temperature fluctuations and thermal shocks for an extended period. The boron nitride nozzles can maintain excellent dimensional stability and structural integrity at high temperatures, making them suitable for frequent start stop or intermittent smelting conditions. The self lubricating property of the material itself helps achieve smooth and continuous metal flow, enhancing the controllability and repeatability of the overall process.

Applicable alloys and typical application scenarios

Boron nitride nozzles are applicable to a variety of fusion alloy systems, including aluminum-based, copper-based, precious metal alloys and some high-temperature reactive metal materials. They are widely used in:

Alloy melting and precise casting

– Laboratory and research grade material preparation
– Small batch, highly consistent alloy processing technology
– The nozzle structure,aperture size and installation form can be customized according to specific process requirements to match different equipment and flow control needs.

Boron Nitride Nozzles for Molten Alloy Processing: A Reliable Selection

By incorporating boron nitride material into the fused metal nozzle components, we have provided a more stable,cleaner and more durable spraying and conveying solution for high temperature metal processing.This product is particularly suitable for users who have higher requirements for alloy purity,process consistency and long term operational stability.

If you need information about the specifications,customization capabilities or specific application cases of boron nitride nozzles,please feel free to contact us to obtain further technical support.

Meet us at Expo Electronica 2026 in Hall 14 C7101 To Explore Advanced Ceramic Substrates & Ceramic Packaging Solutions

Meet us at Expo Electronica 2026 in Hall 14 C7101 To Explore Advanced Ceramic Substrates & Ceramic Packaging Solutions.

At Expo Electronica 2026, we will present our ceramic substrates, ceramic packages and ceramic heating elements in Microelectronics Assembly and Semiconductor packaging electronics applications which covers Chip Packaging, IC Packaging, and Integrated Circuit Packaging, with a strong focus on ADVANCED PACKAGING and advanced microelectronics assembly technologies.

As global demand rapidly expands in the fields of new energy, power semiconductors, and optoelectronics, we are committed to delivering integrated solutions-ranging from ceramic packaging to high thermal conductivity are ceramic substrates and functional ceramic components such as ceramic heating element.

Advanced Packaging Solutions with Technical Ceramic Materials

With the rapid evolution of Semiconductor Packaging, materials play a critical role in ensuring device reliability and thermal performance. We would like show our related technical ceramic materials and components in our booth:
– High-reliability ceramic packages for hermetic sealing applications
– High-performance Ceramic PCB and Thin-Film Circuit Boards Substrates for high-frequency and high-density designs
– Thin Film Ceramic Substrate and Thick Film Ceramic Substrate for precision circuits and power electronics

These solutions are widely used in advanced microelectronics assembly, enabling compact design, improved thermal management, and long-term stability.

What is Ceramic Substrates Application and Solutions?

1. Energy Storage & EV Charging Infrastructure

For energy storage systems and EV charging stations, reliability and thermal management are key.

Our solutions include:
– Alumina (Al₂O₃) thick film substrates for power resistors
– Alumina thin film substrates for chip resistors and control circuits
– Ceramic spacers and high-power thermal pads for heat dissipation

Applications:
– Power supply modules
– Charging piles (fast/ultra-fast EV chargers)
– Energy storage converters

2. IGBT Power Modules & Power Electronics

In high-power applications, thermal conductivity is critical. Our Aluminum Nitride (AlN) substrates provide superior heat dissipation.

Key offerings:
– AlN DPC sub mount (Direct Plated Copper) for high-current applications
– Ceramic Substrates for Power Electronics
– High-performance substrates for IGBT modules

Applications:
– IGBT power modules
– Inverters (solar & industrial)
– EV drivetrain systems

3. Automotive (EV & Tier 1 Suppliers)

We support automotive-grade requirements with high-reliability ceramic solutions.
Applications include:
– On-board chargers (OBC)
– DC-DC converters
– Motor control systems

Core materials:
– AlN ceramic substrates
– DPC ceramic substrates
– High-power thermal interface pads

4. LED & Optoelectronics

For High Power LED applications, efficient heat dissipation directly impacts performance and lifespan.

Our solutions:
– LED thermal ceramic substrates
– AlN DPC substrates for high-end LED packaging
– Ceramic PCB for lighting modules

Customized Ceramic Components for Advanced Systems

At Expo Electronica 2026, we also provide customized ceramic solutions for demanding environments:
– Ceramic Substrates for Plasma Generators (semiconductor equipment)
– Precision ceramic spacers for energy and industrial systems
– AIN DPC sub mount for high-performance packaging

Ceramic Heating Elements for Microelectronics

Except ceramic substrates and packaging, we also provide Ceramic Heating Elements.

Key advantages:
– fast heating and uniform temperature distribution
– Excellent thermal stability and long service life
– Excellent electrical insulation

Applications:
– Consumer Microelectronics
– New energy automotive EV
– Home appliances
– Industrial heating and energy systems

Why Choose Us?
– Full coverage products from alumina substrates to AlN DPC advanced packaging
– Strong capabilities in thin film and thick film technologies
– Proven solutions for Semiconductor Packaging, EV, and LED industries
– Customizable designs for high-reliability applications

Meet Us at Expo Electronica 2026 in Hall 14 C7101

As Chip Packaging and IC Packaging continue evolving toward ADVANCED PACKAGING, technical ceramic materials are becoming essential to next-generation electronics.

We warmly invite you to visit us at Expo Electronica 2026 in Hall 14 C7101 to explore our complete range of ceramic substrates, ceramic packages, and thermal management solutions.

Let’s collaborate to power the future of microelectronics, energy, and automotive.

For more details, welcome to contact us at sales@innovacera.com.

High-Performance Ceramic-to-Metal Sealed Electrodes for Vacuum & High-Temperature Applications

High-Performance Ceramic-to-Metal Sealed Electrodes for Vacuum & High-Temperature Applications

We manufacture custom ceramic electrodes and vacuum ceramic feedthrough assemblies for high-demanding environments, delivering superior high-temperature resistance, vacuum integrity, and reliable electrical insulation.

A typical multi-pin vacuum ceramic electrode assembly featuring:

– High-temperature insulating ceramic body

– SUS304 stainless steel flange

– Multi-electrode configuration (4–5 pins customizable)

– O-ring sealing groove design

– Precision machined mounting interface

– Insulated stainless steel studs and nuts

This type of product is widely used in:

– Vacuum furnaces

– Semiconductor processing equipment

– Analytical instruments

– Plasma systems

– High-temperature reactors

– Power feedthrough systems

Our Core Manufacturing Capabilities

Advanced Ceramic Processing

We produce high-purity alumina insulating ceramics with:

– Excellent dielectric strength

– Long-term thermal stability above 400°C

– Operation under high vacuum (≤100 Pa or better upon request)

– Strong resistance to thermal cycling

Available ceramic materials:

– 95%–99.7% Alumina

– Custom ceramic grades upon request

Precision Metal Components

– SUS304 / SUS316 stainless steel flanges

– CNC precision machining

– Tight dimensional control for vacuum sealing interfaces

– O-ring groove machining to international standards

– Surface finishing tailored to vacuum applications

Ceramic-to-Metal Sealing Technology

We offer:

– Active brazing

– Metallization + brazing

– Hermetic sealing solutions

Key features:

– Reliable electrical insulation between studs and flange

– Insulation resistance ≥10 MΩ

– Controlled brazing process for consistent bonding strength

– Optimized thermal expansion matching

Vacuum & Leak Testing Capability

Each assembly can be tested according to customer requirements:

– Helium leak testing

– Electrical insulation testing

– Withstand voltage testing

– Dimensional inspection

– Functional current testing (1A–10A typical range, up to 220V or customized)

Leak rate targets can reach high vacuum standards depending on design.

Custom Multi-Pin Configurations

We support:

– 2–12 pin feedthrough structures

– M3 / M4 / M6 threaded studs

– Custom flange diameters

– Custom bolt circle patterns

– High-current feedthrough designs

Design flexibility allows customers to modify:

– Pin quantity

– Insulation structure

– Sealing method

– Electrical performance parameters

Engineering Support & Fast Development

Our engineering team can assist with:

– Drawing optimization for manufacturability

– Thermal stress analysis

– Vacuum compatibility review

– Cost reduction proposals

– Rapid prototyping for validation

We work closely with OEM customers across Europe, North America and Asia, providing reliable long-term supply solutions for industrial equipment manufacturers.

Why Choose Us

– Strong ceramic material know-how

– Stable brazing quality control

– Flexible customization

– Vacuum-tested reliability

– Competitive cost structure

– Responsive engineering communication

We do not simply manufacture parts,we provide reliable vacuum insulation solutions.

Why Choose Aluminum Nitride for Power Electronics? Superior Thermal Management Solution

In the field of High-power Power Electronics, the ceramic wafers make a great contribution, when you think of high-tech materials, your mind probably jumps to silicon, graphene, or whatever Elon Musk is tweeting about this week. But here at Innovacera, we’d like to introduce you to a true backstage superstar—Aluminum Nitride, or AlN if you’re in the know.

Now, AlN might not have the celebrity status of silicon, but it’s got something better: thermal conductivity up to 230 W/m·K. That’s 9.5 times that of alumina, in case you were wondering. It’s the kind of performance that makes engineers blush and thermal management experts weep with joy.

Whether it’s chilling with LEDs, keeping laser diodes in line, or holding its nerve in high-temperature sensors, AlN does it all—and with style. It’s electrically insulating, mechanically strong (450 MPa, if you’re keeping score), and resistant to thermal shock, molten metal.

Innovacera offers AlN wafers from 2 to 12 inches, in thicknesses from 0.125mm to 3mm. Fancy a 6” or 8” wafer with a notch? We’ve got ’em. Need something custom? We’re all ears—and engineers.

So next time you’re designing power modules, MOSFETs, or just want something that won’t crack under pressure, remember: AlN isn’t just a material. It’s a marvel. And it’s available now, with a smile, from Xiamen.

Properties	Unit	6″ Wafer	8″ Wafer
Material	–	AlN	AlN
Thermal Conductivity	W/(m·K)	>170 >200 >220	>170 >200 >220
Thermal Expansion Coefficient	ppm/K (300~1200K)	4~6	4~6
Sintering Aid	–	Y2O3	Y2O3
Diameter	mm	150±0.25	200±0.25
Notch Depth	mm	1.0+0.25/-0/Locating Edge	1.0+0.25/-0
Notch Angle	–	90°+5/-2°	90°+5/-2°
Thickness	μm	400±15	400±15
Thickness Tolerance	μm	Premium: 0.0127 Standard: 0.0254
TTV	μm	Premium: 5 Standard: 10
BOW	μm	<±30	<±30
Warp	μm	<50	<50
Ra	nm	<50	<50

There are the parameter for information:
Thermal Conductivity Champion : It features an ultra-high thermal conductivity (up to 170-230 W/m·K as stated in your document), which allows for rapid heat dissipation and makes it an exceptional material for thermal management in electronic devices.

High-Power Pro : Classified as an ultra-wide bandgap semiconductor (with a bandgap of around 6.2 eV), it has an extremely high breakdown field strength. This enables it to withstand high voltage and high power while delivering superior efficiency.

Stability Steward : It maintains consistent performance in high-temperature, high-voltage and high-frequency environments, and is resistant to thermal shock and chemical corrosion – earning a well-deserved reputation for unwavering reliability.

UV Transmittance Expert : It exhibits excellent transmittance for deep ultraviolet (DUV) light, making it an ideal substrate material for manufacturing DUV optoelectronic devices such as LEDs and lasers.

For more details, welcome to contact sales@innovacera.com.

Why Ceramic Grinding Balls Are Ideal for High-Efficiency Powder Milling

Nowadays, the industries of advanced manufacturing, new energy materials and fine chemicals are developing rapidly. People have increasingly strict requirements for the particle size accuracy and purity of powder materials. Powder grinding is a crucial process in the material preparation procedure. The grinding efficiency and process stability are largely dependent on the performance of the grinding media itself. In many high-demand industrial fields, grinding balls made of ceramic materials have emerged due to their excellent performance.

1.Ceramic Grinding Balls
Ceramic grinding balls (or grinding media) are commonly used in grinding equipment such as ball mills, stirred mills, and vibratory mills. During grinding, the balls impact and frictionize the materials to refine and disperse particles, achieving smaller size and more uniform distribution. Compared to traditional metal grinding balls, ceramic materials have higher hardness, greater wear resistance and stronger chemical stability. They are particularly suitable for grinding scenarios where the purity of raw materials is highly demanded.

2.Common materials for ceramic grinding balls
According to different application requirements, ceramic grinding balls can be manufactured using various advanced ceramic materials. The common types include:

– Alumina Grinding Balls
These grinding balls offer high hardness, excellent wear resistance, and relatively low cost. They are therefore widely used in the ceramic, mineral processing, and building materials industries.

– Zirconia Grinding Balls
Zirconia grinding balls have a high density and excellent toughness, and perform well in high-intensity grinding and ultra-fine powder processing. They are commonly used in the fields of electronic materials, fine chemicals, and high-end powder preparation.
– Silicon Nitride Grinding Balls

Silicon nitride grinding balls are relatively lightweight, yet they have high strength and hardness, and possess excellent heat resistance and corrosion resistance. They are suitable for grinding applications in special environments.

3.Advantages
Compared with traditional metal grinding media such as steel balls, ceramic grinding balls demonstrate significant advantages in multiple aspects:

– Excellent wear resistance performance
Ceramic materials have high hardness and are resistant to wear. They can maintain stable performance even under long-term operation, significantly extending their service life.
– High grinding efficiency
The high hardness and stable physical properties make the grinding process more efficient, which helps to improve the efficiency of powder refinement.
– Good chemical stability
Ceramic materials possess excellent corrosion resistance to acids, alkalis and various chemical media, and are suitable for complex chemical environments.
– Low pollution risk
Unlike metal grinding balls, ceramic balls do not produce metallic impurities during the grinding process, thus maintaining the high purity of the powder material.
– Reduce the overall cost

Although the initial cost of ceramic grinding balls is relatively high, due to their long service life and low maintenance frequency, they can reduce the overall production cost over the long term.

4.Typical application fields
Thanks to its excellent physical and chemical properties, ceramic grinding balls have been widely used in various industries, including:

– Processing of advanced ceramic powders
– Grinding of minerals and ores
– Preparation of anode and cathode materials for lithium batteries
– Electronic functional materials
– Coating and Ink Production
– Chemical and fine chemical materials
– Pharmaceuticals and new material research and development

Especially in the field of new energy materials, such as in the preparation processes of cathode materials for lithium-ion batteries and solid-state electrolyte powders, a high-purity and stable grinding environment is of great significance. Ceramic grinding balls thus become one of the key materials in many production processes.

5.The combined use of grinding balls and grinding jars
To achieve efficient grinding, ceramic grinding balls are usually used in conjunction with matching grinding jars. The material and design of the grinding system have a direct impact on both grinding performance and the service life of the grinding media. For this reason, selecting the right match between ceramic grinding balls and grinding jars is critical.

Innovacera provides a wide range of high-performance ceramic grinding balls and grinding jars that can be freely combined to suit your needs. Whether for laboratory research or large-scale industrial production, we have solutions to meet different grinding requirements.