high pure graphite crucible for gold/brass/copper/aluminium melting
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1.High pure graphite crucible factory
2.ISO 9001
3.Bending strength:40MPa
4.Bulkdensity:1.85g/cm3
5.High mechanical strength
High pure graphite crucible for gold/brass/copper/aluminium melting
Applications
Graphite crucibles are used for melting various metals or alloys.
Programmable properties
Fine grain
Homogeneous structure
High density
Excellent thermal conductivity
High mechanical strength
Proper electrical conductivity
Minimum wettability to molten metals
| Item | Unit | High purity graphite | Fine grain size graphite | Electrode graphite |
| Max.Grain Size | mm | 44 | 0.8 | 0--4 |
| Electric Resistivity | μΩ·m | 10--12 | 9-12 | 7--9 |
| Bulk Density | g/cm3 | 1.85 | ≥1.72 | 1.6 |
| Compressive Strength | Mpa | 80 | ≥35 | 30 |
| Bending Strength | Mpa | 40 | ≥15 | 12 |
| Ash Content | % | 0.08 | ≤0.18 | 0.3 |
| C.T.E | 10-6/°C | ≤2.5 |
