Quartz Crystal Crucible
Thermal stability: Put the quartz material from 1100 °C to 20 ℃ three times, will not cracks. It will be not changed color under 1100 degree for three hours.
Product Name | Wholesale High Temperture Resistance Big Size Quartz Crucible for Fire |
Material | 99.99% Quartz |
Color | Milk White |
Aplication | Interior Decorating; Stay Warm |
Physical Property
| Property | Value | Noted |
Density | 2.2g/cm3 | Thermal stability: |
Hardness | 570KHN100 | |
Tensile strength | 4.8×107Pa(N/m2) | |
Compression strength | >1.1×109 Pa | |
Coefficient of thermal expansion (20℃-300℃) | 5.5×10-7cm/cm℃ | |
Thermal conductivity (20℃) | 1.4W/m℃ | |
Specific heat(20℃) | 660J/kg℃ | |
Softening point | 1730℃ | |
Annealing point | 1250℃ |
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