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CVD SiC Components for Semiconductor Equipment SiC Ring SiC Electrode Dry Etch

CVD SiC Components for Semiconductor Equipment SiC Ring SiC Electrode Dry Etch

Nazwa marki: ZMSH
MOQ: 2
Cena £: 20USD
Szczegóły opakowania: niestandardowe kartony
Warunki płatności: T/T
Szczegółowe informacje
Miejsce pochodzenia:
Chiny
Tworzywo:
Tworzywo
Maksymalna średnica:
Maks. 370 mm
Oporność:
Niska rozdzielczość <0,02 Ω·cm; Średnia rozdzielczość 0,2–25 Ω·cm; Wysoka rozdzielczość >100 Ω
RRG:
<5
Stan powierzchni:
grunt
Precyzja obróbki:
<10 µm
Możliwość Supply:
Według przypadku
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Opis produktu

For Semiconductor Equipment Applications

c are key consumable and structural parts used in semiconductor front-end equipment. They are widely applied in Dry Etch, EPI, Diffusion, and RTP processes.

 

With excellent high purity, thermal conductivity, plasma corrosion resistance, high-temperature stability, low particle generation, and precision machinability, CVD SiC components are suitable for demanding semiconductor process environments.

 

 


Dry Etch Application

Image suggestion: Use the Dry Etch equipment image and component exploded view.

In dry etching equipment, CVD SiC and silicon components are mainly installed inside the process chamber. They are used for plasma control, wafer edge protection, electrode systems, chamber protection, and process uniformity improvement.

 

Typical Components

Component Material Application
Inner Electrode Si / SiC Used in the electrode system to control plasma reaction
Outer Electrode Si / SiC Works with the inner electrode to improve etching uniformity
C-Shroud Ring Si Used for chamber protection and plasma/gas flow control
Hot Edge Ring Si / SiC Protects wafer edges and improves edge etching performance
Ground Cover Ring Quartz Used for grounding and chamber protection
Couple Ring Quartz Supporting and coupling component inside the chamber
Quartz Ring Quartz Used for sealing, support, or insulation in the chamber

 

Key Advantages

CVD SiC components offer excellent resistance to plasma corrosion in fluorine-based and chlorine-based etching environments. They help reduce particle contamination, minimize component wear, extend maintenance intervals, and improve process stability.

 

CVD SiC Components for Semiconductor Equipment SiC Ring SiC Electrode Dry Etch 0 


Main Product Series

Image suggestion: Use the product series image showing Si Electrode, Si Ring, SiC Ring, and SiC Electrode.

Si Electrode

Si Electrodes are mainly used in dry etching equipment as electrode components. They are suitable for mature semiconductor processes and equipment spare part replacement.

Item Specification
Material Single Crystal Silicon
Max Diameter Max 480 mm
Resistivity Low Res. <0.02 Ω·cm; Middle Res. 1–4 Ω·cm; High Res. 70–90 Ω·cm
RRG <5%
Gas Hole Diameter 0.2–0.8 mm
Surface Condition Polished / Lapped / Ground
Machining Precision <10 μm
Quality Inspection Free of chips, scratches, cracks, stains and other defects

 

 

CVD SiC Components for Semiconductor Equipment SiC Ring SiC Electrode Dry Etch 1Si Ring

Si Rings are used in etching chambers for wafer edge protection, support, and plasma control.

Item Specification
Material Single Crystal Silicon / Multi Crystal Silicon
Max Diameter Max 480 mm
Resistivity Low Res. <0.02 Ω·cm; Middle Res. 1–4 Ω·cm; High Res. 70–90 Ω·cm
RRG <5%
Surface Condition Polished / Lapped / Ground
Machining Precision <10 μm
Quality Inspection Free of chips, scratches, cracks, stains and other defects

 

 

 


 

CVD SiC Ring

CVD SiC Rings are used as edge rings, protection rings, and support rings in Dry Etch, EPI, RTP, and other semiconductor equipment.

Item Specification
Material CVD SiC
Max Diameter Max 370 mm
Resistivity Low Res. <0.02 Ω·cm; Middle Res. 0.2–25 Ω·cm; High Res. >100 Ω·cm
RRG <5%
Surface Condition Ground
Machining Precision <10 μm
Quality Inspection Free of chips, scratches, cracks, stains and other defects

CVD SiC Electrode

CVD SiC Electrodes are used as key electrode components in dry etching equipment. Compared with conventional silicon electrodes, CVD SiC electrodes provide better corrosion resistance and longer service life.

 

Item Specification
Material CVD SiC
Max Diameter Max 330 mm
Resistivity Low Res. <0.02 Ω·cm; Middle Res. 0.2–25 Ω·cm; High Res. >100 Ω·cm
RRG <5%
Surface Condition Ground
Machining Precision <10 μm
Quality Inspection Free of chips, scratches, cracks, stains and other defects

 

 

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CVD SiC Components for Semiconductor Equipment SiC Ring SiC Electrode Dry Etch 2Material Properties of CVD Polycrystalline SiC

 

Image suggestion: Use the material property table image.

 

CVD polycrystalline SiC is produced by chemical vapor deposition. It features a dense structure, high purity, excellent corrosion resistance, and strong stability in semiconductor clean process environments.

Property Unit Typical Value
Density g/cm³ 3.21–3.22
Flexural Strength MPa 320–380
Thermal Conductivity W/m·K 240–360
Grain Size μm 5–10
Purity % 99.99997
Vickers Microhardness HV 3100–3700
Elastic Modulus GPa 450–530
XRD Rate - 0.65–1.1
CTE, RT to 1000°C 10⁻⁶/K 4.8–5.1

 

CVD SiC Components for Semiconductor Equipment SiC Ring SiC Electrode Dry Etch 3

 


Product Advantages

High Purity

The purity of CVD SiC can reach 99.99997%, helping reduce the risk of metal contamination in semiconductor front-end processes.

Excellent Plasma Corrosion Resistance

CVD SiC maintains good stability in fluorine-based and chlorine-based plasma environments, reducing component wear and particle generation.

High Thermal Conductivity

With thermal conductivity of 240–360 W/m·K, CVD SiC helps improve thermal field uniformity and process consistency.

High-Temperature Stability

CVD SiC components are suitable for EPI, Diffusion, RTP, and other high-temperature processes. They maintain good dimensional stability during long-term use.

High Hardness and Wear Resistance

High Vickers hardness provides excellent wear resistance and helps extend component service life.

Custom Machining Available

Products can be customized according to customer drawings, including outer diameter, inner diameter, holes, grooves, steps, chamfers, surface condition, and assembly precision.


Application Fields

CVD polycrystalline SiC components are widely used in:

  • Dry etching equipment
  • Epitaxy equipment
  • Diffusion furnace equipment
  • RTP equipment
  • Semiconductor equipment OEM parts
  • Wafer fab spare part replacement
  • Si, SiC, GaN, GaAs wafer processes

 

 


 

 

Q&A

Q1: What are CVD polycrystalline SiC components used for?

CVD polycrystalline SiC components are mainly used in semiconductor front-end equipment, including Dry Etch, EPI, Diffusion, and RTP systems. Typical products include SiC rings, SiC electrodes, edge rings, susceptors, SiC boats, and dummy wafers.

 

Q2: What are the advantages of CVD SiC compared with quartz or silicon parts?

CVD SiC offers better plasma corrosion resistance, high-temperature stability, thermal conductivity, hardness, and service life. It can reduce particle generation and component wear in harsh semiconductor process environments.

 

Q3: What materials are available for these components?

We can provide components made from CVD SiC, single crystal silicon, multi-crystal silicon, and quartz, depending on the application and equipment requirements.