Specifications
1.natural,non-deformable,non-asbestos2.The fireproof grade is A
3.high bending/compressive strength
4.Xinjiang vermiculite.
1100degree Vermiculite?fire insulation?slabs in BBQ
fire bricks and registration plates, fireproof fireplace surrounds. Wood burning Stoves. Easy to cut , does not expand. Vermiculite is cheaper and more efficient than fire bricks.
?characteristics:???
1.?The?fireproofing?grade?is?A?grade,?under?the?circumstances?of?1000?centigrade?degrees?after?one?hour.?
2.?When?the?vermiculite?board(brick)?face?to?fire?or?high?temperature?circumstance,?it?is?non-deformable.?
3.?Water-tolerant,?insulate?against?heat?and?sound.?
Application:
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Vermiculite?technical?specification
Process?temperature | Bending?strength | Density | Compression?strength | Thermal?conductivity |
>1100°C?or?1000°C | 0.574~5.33Mpa | 400kgs/M3--900kgs/M3 | 0.690~4.90Mpa | Max.0.20W/mK?at?600°CMax.0.128W/mk?at?34.51°C |
Process?range | The?minimum?thickness | The?maximum?thickness | The?maximum?width | The?maximum?length |
15mm | 50mm | 1200mm | 2440mm |
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Vermiculite?Element
ELEMENT | SiO2 | Al2O3 | MgO | CaO | Fe2O3 | TiO2 | K2O |
CONTENT(%) | 47 | 10 | 22 | 2.6 | 5 | 0.4 | 11 |
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Quality?standard
mm | 0.3-1 | 1-2 | 2-4 | 4-8 |
Sand?content | <3% | <1% | <1% | <1% |
Moisture | <4.5% | <4.5% | <5% | <5% |
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