graphite crucible
1.Good properties:
- Fine grain
- Homogeneous structure
- High density
- Excellent thermal conductivity
- High mechanical strength
- Proper electrical conductivity
- Minimum wettability to molten metals
- Hard surface and good flexural strenght
- Resistance to chemical erosion and thermal shock.
2.Application
Used for non-ferrous metal smelting and casting, dissolving
gold or silver ornaments, analysis of special type steel, sintering hard metal
3.Specification:
Specifications | Unit | Value |
Bulk Density | g/cm3 | 1.70-1.89 |
Compressive Strength * | MPa | 45-80 |
Bending Strength * | MPa | 20-45 |
Elastic Modulus * | GPa | 9-21 |
Specific Resistance * | μ Ω·m | 5.0-13.0 |
Ash | % | 0.05-0.1 |
graphite crucible