Graphite Carriers

SIKAIDA Graphite Carriers are made from high-purity graphite, possessing excellent thermal conductivity, chemical stability, and high-temperature resistance. Advanced processes achieve high precision and flatness, making them suitable for various high-temperature industrial applications. As a reliable Chinese manufacturer, we provide high-purity, high-temperature resistant graphite carriers with stable quality, controllable costs, and customization support. We are a long-term, stable supplier to global customers, and our modern factory integrates the entire production process to ensure product stability under extreme conditions.

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Product Description

SIKAIDA Graphite Carriers are specifically designed for high-precision, high-temperature processes, using high-purity isotropic graphite with low impurities, uniform density, and high-temperature oxidation resistance. We offer various standard and customized specifications to meet the cleanliness, dimensional stability, and long lifespan requirements of various industries. SIKAIDA integrates R&D, production, and sales, focusing on high-purity, high-precision graphite components for high-end manufacturing. Leveraging our technological and quality advantages, we provide reliable products and customized solutions to global customers.

Key Specifications

Item	Value	Description
Material Purity	99.5% – 99.9%	Ultra-high purity, extremely low impurities
Bulk Density	1.7 – 1.9 g/cm³	Uniform and dense structure
Thermal Conductivity	120 – 150 W/m·K	Excellent heat transfer
Max Working Temp	1800°C – 3000°C	Extreme high-temperature resistance
Dimensional Tolerance	±0.1 mm	High precision machining
Surface Flatness	≤0.05 mm/m²	Ultra-smooth surface
Thermal Expansion	2–3 × 10⁻⁶/K	Low expansion, stable dimension
Electrical Resistivity	8–15 μΩ·m	Stable electrical conductivity
Oxidation Resistance	Stable at 180°C in air	Long service life

Core Advantages

1. High Purity Advantage: Purity reaches 99.5%-99.9%, avoiding contamination of sensitive devices; uniform and defect-free microstructure; consistent batch performance; stable use.

2. Dimensional Accuracy Advantage: Dimensional tolerance ±0.1mm; standard and customized specifications available; excellent dimensional consistency; strong interchangeability; easy replacement and upgrades.

3. Surface Smoothness Advantage: Surface smoothness ≤0.05mm/m²; specially treated to be free of scratches and impurities; maintains excellent smoothness even during thermal cycling.

4. High Temperature Resistance Advantage: Graphite Carriers can be used continuously at 1800℃-3000℃ without deformation; strong high-temperature oxidation resistance; thermal shock resistance; long service life.

5. Load-Bearing Capacity Advantage: High structural strength; uniform thermal conductivity avoids localized overheating; maintains stable load-bearing performance even under high-temperature heavy loads.

Technical Capabilities

1. Materials and Processing: Mastering the entire process of graphite powder preparation, isostatic pressing, high-temperature graphitization, and CNC precision machining, ensuring product precision and quality.

2. Surface Treatment: Offers various surface treatment options including mechanical polishing (Ra ≤0.8μm), chemical purification, high-temperature coating, and laser precision cutting.

3. Tolerance and Precision Control: Dimensional tolerance ±0.1mm (tightening possible), surface flatness ≤0.05mm/m², roughness Ra ≤0.8μm, meeting precision industrial requirements.

4. Acceptable Drawing Formats: Supports multiple drawing formats including STP, STEP, DXF, DWG, and PDF. Reverse engineering based on physical samples is available to meet customized needs.

Quality and Certification

Strictly adheres to ISO 9001, ISO 14001, and ISO 45001 standards, complies with RoHS and REACH standards, and has passed SGS and BV third-party certifications, ensuring reliable quality.

Typical Applications

Graphite Carriers are widely used in semiconductor (high-temperature wafer processing), photovoltaic (cell sintering and coating), flat panel display, high-temperature metallurgy, chemical, and glass ceramics industries, supporting high-quality production.

Frequently Asked Questions

Q1: What are the main advantages of Graphite Carriers?

A1: The main advantages of graphite carriers include extremely high temperature resistance (up to 1800°C-3000°C), excellent material purity (above 99.5%), precise dimensional accuracy (±0.1mm), and excellent thermal conductivity (120-150 W/m·K). These characteristics make them ideal for precision industries such as semiconductors and photovoltaics.

Q2: How does the purity of the carrier affect the application?

A2: High-purity Graphite Carriers effectively prevent contamination of sensitive devices during high-temperature processing, making them particularly suitable for industries with extremely high cleanliness requirements, such as semiconductors and photovoltaics. Our carriers have a purity of 99.5%-99.9%, with extremely low impurity content, ensuring the purity of the process.

Q3: Can you provide customized products in non-standard specifications?

A3: Yes, we can customize production according to customer drawings or samples. We accept drawings in various formats including STP, STEP, LGS, XT, AutoCAD (DXF, DWG), and PDF, and can produce graphite carriers of various shapes and specifications according to customer requirements.

Q4: What is the product's lifespan and replacement cycle?

A4: Depending on the specific application conditions and temperature, our Graphite Carriers have a lifespan of 2-5 years under normal use. In demanding applications such as semiconductors, we recommend regular inspections and preventative replacements to ensure process stability and product yield.

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