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| Mechanical Behavior | Standard Values |
|---|---|
| Density | 2.2g/cm3 |
| Compressive strength | 1100Mpa |
| Flexural strength | 67Mpa |
| Poisson's ratio | 0.14~0.17 |
| Young's modulus | 72000Mpa |
| Modulus of rigidity | 31000Mpa |
| 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 |
| Index of refraction | 1.4585 |
| Low thermal expansion coefficient | 5.5*10-7cm/cm.°C |
| Thermal processing temperature | 1750~2050°C |
| Short-term use temperature | 1300°C |
| Long-term use temperature | 1100°C |
| Material | Silicon Dioxide (Natural Quartz ) |
| Color | Transparent or colorless |
| Surface | No Air Bubble ,no line |
| Strain | 1270 C Fused The Quartz Glass Brick |
| PPM grade | Controlled 10/20/100PPM |
| Shape | Circle |
| Thickness | 2MM-20MM |
The material is Silicon Dioxide (Natural Quartz) with a controlled PPM grade of 10/20/100PPM, ensuring high purity and transparent or colorless appearance with no air bubbles or lines on the surface.
The quartz glass has a long-term use temperature of 1100°C and can support short-term use up to 1300°C. Its softening point is 1780°C and the thermal processing temperature ranges from 1750°C to 2050°C.
It offers high mechanical stability with a compressive strength of 1100Mpa, flexural strength of 67Mpa, and a Mohs hardness rating of 5.5 to 6.5.
This material features a low thermal expansion coefficient of 5.5*10-7cm/cm.°C and a thermal conductivity of 1.4W/m.°C at 20°C, providing excellent thermal shock resistance.
The standard shape is circular (Circle) and it is available in thicknesses ranging from 2MM to 20MM.
The index of refraction for this transparent, high-purity natural quartz glass is 1.4585.
