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SiC GraphiteSiC Graphite

China-based industrial OEM supplier supporting customization, quality control, and global delivery.

Inquiry Email

[email protected]

Email app

Include process, product type, drawing status, purity/coating target, dimensions, quantity forecast, operating conditions, and delivery date.

Instant Chat

+8618857971991

Chat on WhatsApp

Best for quick drawing checks, process fit questions, and RFQ clarification.

Products
  • SiC Crystal Growth Crucible
  • High-Purity Graphite Heater
  • Graphite Hot Zone
  • Rigid Carbon Felt Insulation
  • CVD SiC Coated Susceptor
  • SiC Coated Wafer Carrier
  • SiC Coated Dummy Wafer
  • C/C Composite Fasteners
  • C/C Composite Trays
  • Vacuum Pump Graphite Vanes
  • Aluminum Degassing Graphite Rotor
  • TaC Coated Graphite Crucible
  • Tantalum Carbide Guide Ring
  • TaC Coated Susceptor
Solutions
  • SiC PVT Crystal Growth
  • MOCVD & Epitaxy
  • Semiconductor Thermal Field
  • Vacuum Furnace Hot Zone
  • High-Temperature Carbon Composites
  • Industrial Graphite Replacement
OEM Capabilities
  • High-Purity Graphite Machining
  • CVD SiC Coating
  • C/C Composite Fabrication
  • Purity and Ash Control
  • Drawing-Based Custom Parts
  • Inspection and Export Packaging
Resources
  • Blog
  • About
  • Contact / RFQ
  • Quality & Metrology
  • OEM Compatibility Matrix
  • Privacy Policy
  • Terms of Service
  • Cookie Policy
© 2026 SiC Graphite. All Rights Reserved.|Supply chain combines Liaoyang Xingde graphite thermal-field manufacturing with Qingdao Chijiu CVD SiC coating and C/C composite capabilities.
Capabilities

OEM Capabilities

Factory-side engineering and supply capability designed for global semiconductor and thermal equipment OEM projects.

This section is organized around the buyer journey: requirement closure (CAD to reality), purity validation (ICP-MS testing), process quality (CNC/CVD), and global delivery execution (vacuum packaging & DDP shipping).

Open compatibility matrixReview quality evidence

OEM Program Control Flow

  1. Review 2D/3D models and confirm DFM (Design for Manufacturability) feasibility.
  2. Define material grades (density, porosity) and purity limits (<5ppm).
  3. Execute sample machining with CMM dimensional reports.
  4. Align mass-production forecast, custom crating, and shipping execution model.

OEM Program Control Matrix

Use this matrix to decide which factory capability should own each buyer risk. It also clarifies what evidence should be requested before sample approval or mass-production release.

Project StageCapabilityBuyer RiskEvidence to RequestCapability Page
Drawing and DFM reviewHigh-purity graphite machining and drawing-based custom partsThin walls, sharp corners, coating shadows, or missing datum definitions can block reliable production.Marked drawing questions, manufacturability notes, CTQ feature list, and quotation assumptions.Open capability
Material and purity qualificationPurity and ash controlGeneric purity claims do not protect SiC PVT, epitaxy, or semiconductor thermal-field programs.Ash target, restricted trace elements, COA scope, ICP-MS plan, and clean handling route.Open capability
Coating route validationCVD SiC coatingCoating cracks, pinholes, masked-surface mistakes, and post-coating dimension drift can shorten part life.Coating thickness target, base graphite match, coated/uncoated surface map, and inspection method.Open capability
Load-bearing carbon conversionC/C composite fabricationWrong fiber architecture can cause tray sag, thread stripping, or premature fixture failure.Load case, support span, fiber architecture, density target, thread standard, and atmosphere notes.Open capability
Release, packing, and exportInspection and export packagingFragile graphite and coated parts can pass final QC but break or abrade during international shipment.CMM or visual report, packing photos, vacuum bag or foam plan, crate details, and incoterm.Open capability
Precision CNC machined graphite component

High-Purity Graphite Machining

Advanced CNC machining of isostatic and extruded graphite. We achieve tight tolerances on complex geometries for semiconductor thermal fields, vacuum furnace hardware, and high-temperature process consumables.

OEM buyers needing precision parts.

  • 5-axis CNC capabilities
  • Large-scale parts capability
  • Dust-controlled environment
View details
Dense CVD SiC coated graphite component 1

CVD SiC Coating

Chemical Vapor Deposition (CVD) of Silicon Carbide onto graphite substrates. Providing a dense, high-purity, and chemically inert layer for extreme environments.

Fabs and equipment OEMs.

  • High density (>3.15g/cm3)
  • High purity (>99.999%)
  • Excellent adhesion
View details
Fabricated carbon carbon composite fastener 1

C/C Composite Fabrication

End-to-end fabrication of Carbon/Carbon composites, from fiber lay-up (2D/3D) to resin impregnation, carbonization, and final CNC machining.

Engineers requiring high-strength high-temp materials.

  • Custom fiber architectures
  • High tensile/flexural strength
  • Precision machining of C/C
View details
Ultra-pure graphite crucible after purification control 1

Purity and Ash Control

Rigorous purification processes using high-temperature halogen gas treatments to reduce metal impurities (ash) to ultra-low levels (<5ppm) for semiconductor compliance.

Quality and process engineers.

  • Halogen purification
  • ICP-MS testing
  • Cleanroom packaging options
View details
Drawing-based custom graphite part

Drawing-Based Custom Parts

Our core capability is converting your 2D/3D CAD drawings into high-quality finished graphite, SiC, or C/C products, with DFM (Design for Manufacturability) support.

R&D engineers and sourcing managers.

  • DFM support
  • Strict IP protection
  • Rapid prototyping to mass production
View details
Inspected graphite component ready for export packaging

Inspection and Export Packaging

Comprehensive quality inspection (CMM, optical, material properties) and robust, shock-absorbing export packaging to ensure pristine delivery globally.

Logistics and QA teams.

  • CMM dimensional inspection
  • Vacuum sealing options
  • Custom wooden crates for export
View details

Capability Comparison Snapshot

CapabilityPrimary Buyer FocusKey MetricWhy It Matters
High-Purity Graphite MachiningOEM buyers needing precision parts.Machining Tolerance: Down to +/- 0.01mmSupports controlled assembly fit.
CVD SiC CoatingFabs and equipment OEMs.Purity: > 99.999%Prevents wafer contamination.
C/C Composite FabricationEngineers requiring high-strength high-temp materials.Density: 1.4 - 1.7 g/cm³Balances strength and porosity.
Purity and Ash ControlQuality and process engineers.Ash Content: < 5 ppmCrucial for compound semiconductor yield.
Drawing-Based Custom PartsR&D engineers and sourcing managers.Quote Turnaround: 24-48 hoursAccelerates your project timeline.
Inspection and Export PackagingLogistics and QA teams.Damage Rate: < 0.1%Graphite is brittle; poor packaging ruins good parts.

Inquiry Email

[email protected]

Email app

Include process, product type, drawing status, purity/coating target, dimensions, quantity forecast, operating conditions, and delivery date.

Instant Chat

+8618857971991

Chat on WhatsApp

Best for quick drawing checks, process fit questions, and RFQ clarification.