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 |
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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 |
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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 |
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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 |
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6.Superior?functions:
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- 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.
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Fireproof Test Report:
Alibaba Certificate:
Mobile: 0086 13722996216