High temperature fused silica rolls / ceramic rollers for tempered glass process adopts high purity silica powder as raw material and made by advanced grouting molding technique and processing manufacturing line.Fused silica ceramic roller can be used as the key part of the floating glass or steel furnace to bear and transit the glass or steel plate. The service temperature is about 800 C in glass production industry and deep processing industry.
1. Typical Technical Parameter :
| High temperature fused silica rolls / ceramic rollers for tempered glass process | ||
| Item | Unit | Data |
| SiO2 Content: | % | >99.5 |
| Bulk Density: | g/cm³ | 1.92-2.00 |
| Open Porosity: | % | 7~11 |
| Compressive Strength: | MPa | ≥55 |
| Flextural Strength: | MPa | ≥25 |
| Thermal Expansion Coefficient: | ×10-6/K-1 | ≤0.6 |
| Conductivity (20℃): | W/m·K | 0.64 |
| Conductivity (800℃): | W/m·K | 0.55 |
| Max. Working Temperature: | ℃ | 1100 |
2. Brief Introduction :
Made from high purity of material composition SiO2, our fused silica roller/ fused silica quartz roller with very low thermal expansion and excellent thermal shock resistance, is the right choice for a variety of glass manufacturing, glass transformation, steel processing and non-ferrous metal processing, especially for the kilns which produce safety glass for architectural or automotive usage.
Some High temperature fused silica roller / ceramic sleeve show:
