1200°C High Temp Resistant
High Transmittance
Acid/Alkali Resistant
Complete Specifications
- Product Name : Quartz Thermal Block
- Material : 99.99 % Purity Quartz
- Work Temperature ：~1200℃
- Soften point : ~1730℃
- Hardness : 5.5 – 6.5 Mohs’ Scale 570 KHN 100
- Tensile Strength : 4.8×107 Pa (N/mm2) (7000 psi)
- Compression Strength : >1.1×109 Pa (160,000 psi)
1. Quartz Thermal Block for 11″ quartz tube Furnace
| Material | Quartz block with high purity Alumina fiber insulation inside |
| Thickness | ~120 mm |
| Outer Diameter | ~267 mm |
2.Quartz Thermal Block with Handle for 6″ quartz tube Furnace
| Material | Quartz block with high purity Alumina fiber insulation inside |
| Thickness | ~2.5 ” |
| Outer Diameter | ~5.5 “ |
3.Quartz Thermal Block with Handle for 5″ Quartz Tube Furnace
| Material | Quartz block with high purity Alumina fiber insulation inside |
| Thickness | ~3.0 ” |
| Outer Diameter | ~4.3 “ |
4.Quartz Thermal Block with Handle for 8.5″ Quartz Tube Furnace
| Material | Quartz block with high purity Alumina fiber insulation inside |
| Thickness | ~3.54 ” (90mm) |
| Outer Diameter | ~7.87 “ (200mm) |
5.Quartz Thermal Block with Handle for 8″ Quartz Tube Furnace
| Material | Quartz block with high purity Alumina fiber insulation inside |
| Thickness | ~3.54 ” (90mm) |
| Outer Diameter | ~7.87 “ (200mm) |
6.Quartz Thermal Block with Handle for 8.5″ Quartz Tube Furnace
| Material | Quartz block with high purity Alumina fiber insulation inside |
| Thickness | ~6.3 ” (160mm) |
| Outer Diameter | ~8 “ (205mm) |