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Laboratory Fused Quartz Glass Crucible | ||
*Brand | quartz glass | |
*SIO2 | 99.99% | |
*Density | 2.2(g/cm³) | |
*Degree of hardness moh’ scale | 6.6 | |
*Melting point | 1732℃ | |
* Working temperature | 1100℃ | |
*Annealing point | 1180℃ | |
*Softening point | 1630℃ | |
*Ligth Transmittance | >92% | |
*Resistance Value | 1000 times than ordinary glass | |




Density | 2.2x103 kg/m3 | Hardness | 5.5 - 6.5 Mohs' Scale 570 KHN 100 |
Design Tensile Strength | 4.8x107 Pa (N/m2) (7000 psi) | Design Compressive Strength | Greater than 1.1 x l09 Pa (160,000 psi)SMD 5730 |
Bulk Modulus | 3.7x1010 Pa (5.3x106 psi) | Rigidity Modulus | 3.1x1010 Pa (4.5x106 psi) |
Softening Point | 1730°C | Annealing Point | 1215°C |
Mohs Hardness | 5.5~6.5 | ||
Transformation Point | 1280°C | ||
Softening Point | 1780°C | ||
Annealing Point | 1250°C | ||
Specific Heat (20 ~ 350 °C) | 670J/kg.°C | ||
Thermal Conductivity (20 °C) | 1.4W/m.°C | ||
Short-term Working Temperature | 1300°C | ||
Long-term Working Temperature | 1100°C | ||
Strain | 1270 C Fused The Quartz Glass Brick |










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