Graphite crucible graphite casting mould for jewerly equipment jewerly tools
graphite crucible is used for gold, silver and other jewelry casting and recasting.Raw material characteristics: high purity, high density, good thermal resistance, ablation resistance, erosion resistance, oxidation resistance and thermal shock resistance.
Graphite crucible graphite casting mould for jewerly equipment jewerly tools
graphite crucible is used for gold, silver and other jewelry casting and recasting.Raw material characteristics: high purity, high density, good thermal resistance, ablation resistance, erosion resistance, oxidation resistance and thermal shock resistance.
| Type | MSS80 | MSS85 | MSS90 |
| Grain Size (μm) | 25 | 25 | 25 |
| Bulk Density (≥g/cm3) | 1.80 | 1.85 | 1.90 |
| Compressive Strength (≥MPa) | 60 | 70 | 80 |
| Flexural Strength(≥MPa) | 30 | 35 | 40 |
| Porosity(≤%) | 17 | 14 | 10 |
| Specific Resistance(≤μΩm) | 12 | 12 | 12 |
| Ash Content(≤%) | 0.06 | 0.05 | 0.05 |
| Shore Hardness | 50 | 55 | 60 |
Graphite crucible graphite casting mould for jewerly equipment jewerly tools