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Special Graphite

VeTek Semiconductor provide Special Graphite like Siliconized graphite, pyrolytic carbon, porous graphite, glassy carbon coating, high purity graphite sheet and high-purity isostatic graphite are several types of special graphite materials that share common characteristics and applications. Here's a brief introduction to their features and applications:


Siliconized Graphite: Siliconized graphite is a special graphite material formed by combining graphite with silicon compounds. It exhibits excellent high-temperature resistance, corrosion resistance, and mechanical properties. Siliconized graphite is commonly used in high-temperature furnaces, corrosion-resistant equipment, and semiconductor manufacturing.

Pyrolytic Carbon: Pyrolytic carbon is a carbon material obtained by high-temperature pyrolysis of organic substances such as coal and petroleum coke. It boasts high purity, density, strength, and low electrical conductivity. Pyrolytic carbon finds wide applications as high-temperature materials and structural components in semiconductor, chemical equipment, aerospace, and other fields.

Porous Graphite: Porous graphite is a special graphite material with micro and mesoporous structures. It possesses a large specific surface area and porosity, offering excellent adsorption and thermal conductivity properties. Porous graphite is commonly used in gas separation, SiC crystal growth, and other applications.

Glassy Carbon Coating: Glassy carbon coating refers to the technique of applying glassy carbon material as a surface coating. It exhibits outstanding corrosion resistance, wear resistance, and electrical conductivity. Glassy carbon coatings are frequently utilized in corrosion-resistant coatings, coating material for E-Beam Gun, and other semiconductor fields.

High-Purity Isostatic Graphite: High-purity isostatic graphite is a high-purity special graphite material prepared through a high-temperature isostatic pressing process. It features a uniform microstructure, high density, and low oxygen content. High-purity isostatic graphite is extensively employed in precision machining, heat dissipation materials, semiconductor manufacturing, photovoltaics, aerospace, and other industries.


High-purity graphite paper is a specialized material used in the semiconductor industry. With its exceptional thermal and electrical conductivity, it plays a vital role in applications such as heat sinks, thermal interface materials, and electrical insulation. The lightweight and flexible nature of high-purity graphite paper make it ideal for enhancing thermal management and optimizing the performance of semiconductor devices. Its high purity (impurity below 5ppm) ensures reliable and efficient operation, making it a valuable component in the manufacturing and assembly of semiconductors.


These special graphite materials offer unique properties and application advantages in their respective fields. They play a critical role in high-temperature environments, corrosion resistance, electronics, energy, chemical engineering, aerospace, and semiconductor industries, providing essential support for advancements and innovations in these sectors.


Pyrolytic Graphite Coated Graphite Elements Pyrolytic Graphite Coated graphite Elements Glassy Carbon Coated Graphite Crucible Glassy Carbon Coated Graphite Crucible High Purity Porous Graphite High Purity Porous Graphite Three-petal Graphite Crucible Three-petal Isostatic Graphite Crucible High Purity Graphite Paper High Purity Graphite Paper PECVD Graphite Boat PECVD Graphite Boat



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Three-Piece Graphite Crucibles

Three-Piece Graphite Crucibles

For demanding semiconductor crystal growth applications, the VETEK three‑piece graphite crucible delivers the stability, purity, and thermal evenness that the process requires. Made from high‑grade isostatic graphite—with optional SiC, TaC, or PyC coatings—its split design isn’t just for convenience. It actively reduces thermal stress, makes maintenance faster, and keeps performing cycle after cycle.
PG (Pyrolytic Graphite) Coated Ring

PG (Pyrolytic Graphite) Coated Ring

The VETEK PG (Pyrolytic Graphite) Coated Ring is purpose-built for semiconductor thermal field and crystal growth environments where uniform heat distribution and stable temperatures are non-negotiable. Starting with a high-purity graphite base and finished with a dense Pyrolytic Graphite coating, this component delivers exceptional thermal conductivity, stands up to severe thermal shock, and retains its dimensions over long runs at extreme temperatures. You will find these rings used extensively in crystal growth furnaces, high-temperature ovens, and thermal field assemblies for semiconductors—anywhere that precise temperature control directly drives process repeatability and final product quality.
High Purity Silicon Carbide (SiC) Powder

High Purity Silicon Carbide (SiC) Powder

VeTek Semiconductor High Purity Silicon Carbide (SiC) Powder is specially developed for SiC crystal growth, semiconductor materials, and advanced ceramic applications. Through advanced purification technology and strict quality control, our SiC powder offers ultra-low impurity levels, stable particle distribution, and excellent consistency for demanding manufacturing processes.
Pyrolytic Carbon(PyC) Coated Graphite Ring

Pyrolytic Carbon(PyC) Coated Graphite Ring

In SiC PVT crystal growth setups, graphite parts are run at very high temperatures for long periods. VeTek’s PyC coated graphite ring is built for that kind of duty. A pyrolytic carbon layer gets deposited onto high-purity graphite via CVD. This gives the part better surface stability and fewer particles coming off during operation. You usually put it in the thermal field area to help manage vapor flow and how heat spreads inside the furnace. The coating also slows down graphite sublimation when things go above 2200°C, which makes the whole component last longer.
Customized Graphite Heater For Hot Zone

Customized Graphite Heater For Hot Zone

In semiconductor manufacturing and advanced material processing, the stability and purity of the thermal field directly dictate the core competitiveness of the final product. VETEK is dedicated to the R&D and manufacturing of high-performance graphite heating systems, providing reliable solutions for MOCVD, SiC epitaxy, and various high-temperature vacuum furnaces.
Porous Graphite Guide Ring

Porous Graphite Guide Ring

VeTek Semiconductor is a professional Porous Graphite Guide Ring manufacturer and supplier in China. we not only provide advanced and durable Porous Graphite Guide Ring, but also support customized services. Welcome to buy Porous Graphite Guide Ring from our factory.
As a professional Special Graphite manufacturer and supplier in China, we have our own factory. Whether you need customized services to meet the specific needs of your region or want to buy advanced and durable Special Graphite made in China, you can leave us a message.
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