Xinjiang Silver Vermiculite Board
1.Main Applications:
| Main Application Fields: |
| 1. Fire door |
| 2. Fireplace |
| 3. Heat accumulating electric heater |
| 4. Vermiculite board ceiling |
| 5. Diatom ooze |
| 6. Negative oxide ion vermiculite products |
| 7. Unusual shape material |
2. Chemical Properties
| Chemical Analysis(%) | |
| Silica | 44.60% |
| Alumina (Al2O3) | 19.80% |
| Ferric Oxide (Fe2O3) | 5.20% |
| Titanium Dioxide (TiO2) | 0.50% |
| Magnesium Oxide (MgO) | 24.22% |
| Calcium Oxide (CaO) | 3.90% |
| Potassium Oxide (K2O) | 9.10% |
| Else | 2.90% |
| Loss on Ignition@1000°C | 6.5 |
3. Physical Properties
| Pysical Properties | |||||||||
| Bulk Density(kg/m³) | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 |
| Maximum Service Temperature(°C) | 1100 | 1100 | 1100 | 1100 | 1200 | 1200 | 1200 | 1200 | 1200 |
| Cold Crushing Strength(Mpa) | 1.5 | 2.5 | 3.5 | 4.6 | 6.0 | 6.5 | 7.5 | 8.5 | 10.5 |
| Hot Crushing Strength(Mpa) @750℃ | 1.0 | 2.0 | 2.5 | 3.5 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 |
| Modulus of Rupture(Mpa) | 0.5 | 0.8 | 1.6 | 2.0 | 2.5 | 3.0 | 3.5 | 4.0 | 5.0 |
Apparent Porosity | 83% | 80% | 75% | 73% | 70% | 67% | 63% | 58 | 55% |
Thermal Conductivity(W/mk) @600°C |
0.094 0.153 |
0.127 0.178 |
0.181 |
0.181 |
0.197 |
0.23 0.28 |
0.23 0.28 0.30 |
0.24 0.27 0.28 0.30 |
0.26 0.28 0.30 0.31 |
5. Specifications
| Standard Size&Thickness | |||||
| Length&Width | Thickness | ||||
| 1000×610mm | 20-50mm | ||||
| 2100×900mm | 20-50mm | ||||
| 2440×1220mm | 20-50mm | ||||
| Dimensional Tolerances | |||||
| 0-10mm | 10-120mm | 120-400mm | 400-600mm | 600-1500mm | 1500-2500mm |
| ±0.5 | ±1.0 | ±1.5 | ±2.0 | ±2.5 | ±3.0 |
6.Superior functions:
- A1 Grade non-combustible fire rating.
- Excellent fireproof character.
- Heat insulation and preservation.
- Sound insulating and absorbing.
- Moisture adjustment.
- Eco-friendly, non-toxic and zero radioactivity, non-asbestos .
- Excellent workability.
Fireproof Test Report:
Alibaba Certificate:
Mobile: 0086 13722996216
Send Inquiry to This Supplier
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