Graphite Insulation Plate for High Temperature Furnace
Overview
Graphite insulation plates are widely used in industrial furnaces for thermal insulation and structural support. These plates are manufactured from high quality graphite materials that can withstand extreme temperatures and harsh operating environments.
The unique properties of graphite - including excellent thermal stability, low thermal expansion, and good electrical conductivity - make these plates ideal for a wide range of high temperature applications in various industries.
Main Advantages
- Withstands temperatures up to 3000 degrees Celsius in vacuum conditions
- Good thermal shock resistance for rapid heating and cooling cycles
- High mechanical strength at elevated temperatures
- Low ash content for clean processing environments
- Easily machined to customer specifications
- Available in various thicknesses and dimensions
- Long service life with proper maintenance
Technical Data
| Item | Value |
|---|---|
| Raw Material | Isostatic graphite |
| Carbon Purity | 99.9% minimum |
| Bulk Density | 1.80 to 1.88 g per cubic cm |
| Hardness (Shore) | 60 to 75 |
| Bending Strength | 30 to 40 MPa |
| Compression Strength | 50 to 70 MPa |
| Thermal Expansion | 2.0 to 3.0 x 10^-6 per C |
| Ash Content | Under 500 parts per million |
| Max Working Temp | 3000 C in vacuum atmosphere |
| Thickness Options | 1 mm to 100 mm |
| Max Sheet Size | 500 mm by 1000 mm |
Typical Uses
- Thermal insulation layers inside vacuum furnaces
- Support plates for workpieces during heat treatment
- Fixtures and jigs for semiconductor manufacturing
- Electrodes for electrical discharge machining
- Heat shields for high temperature equipment
Why Choose Our Graphite Plates?
- Over 15 years experience in graphite products manufacturing
- Precision machining capabilities with tight tolerances
- Consistent quality control for every order
- Custom sizes and materials available on request
- Competitive factory direct pricing
- Quick lead time: 7 to 15 business days
- Worldwide export to more than 30 countries
- Pre-shipment inspection for quality assurance
Common Questions
What thickness graphite plates do you supply?
We stock plates from 1mm up to 100mm thick. Larger thicknesses can be custom manufactured based on your requirements.
Can you machine the plates to my drawings?
Yes, we have advanced CNC machining equipment that can cut, drill, mill, and grind graphite plates to your exact specifications.
What is the maximum temperature graphite plates can handle?
In vacuum or inert gas atmosphere, graphite plates can operate continuously at temperatures up to 3000 degrees Celsius.
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