1.natural,non-deformable,non-asbestos 2.The fireproof grade is A 3.high bending/compressive strength 4.Heat insulation
Lightweight Vermiculite Thermal Board In China
Vermiculite fireproof board is mostly made of expanded vermiculite,which is natural,
which is harmless to the environment.and it hasn't formaldehyde, benzene, toluene and xylene by the test.
Product name:
1) Vermiculite heat insulating board (section)
2) Vermiculite Sound insulating board (section)
3) Vermiculite Fireproof board (section)
4) Vermiculite Fire insulating board (section)
5) Vermiculite Heat retaining board (section)
Natural, harmless, environmental, high-organic innovatory materials----excellent vermiculite board building materials, and heat insulating materials for industr
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 |
10mm | 80mm | 1200mm | 2440mm |
Vermiculite Element
ELEMENT | SiO2 | Al2O3 | MgO | CaO | Fe2O3 | TiO2 | K2O |
CONTENT(%) | 47 | 10 | 22 | 2.6 | 5 | 0.4 | 11 |
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% |
Inspection report of corrosive materials
F- | Max.1ppm(at normal temperature and 600°C) | |
Cl- | Max.1ppm(at normal temperature and 600°C) | |
NO2- | Max.1ppm(at normal temperature and 600°C) | |
Corrosive gas | NO3- | Max.1ppm(at normal temperature and 600°C) |
PO43- | Max.1ppm(at normal temperature and 600°C) | |
SO42- | Max.1ppm(at normal temperature and 600°C) | |
Br- | Max.1ppm(at normal temperature and 600°C) | |
Formaldehyde | Max.0.08ppm(at normal temperature and 600°C) | |
Acetaldehyde | Max.0.17ppm(at normal temperature and 600°C) | |
Organic substance | Xylene | Max.0.20ppm(at normal temperature and 600°C) |
Ethylic benzene | Max.0.88ppm(at normal temperature and 600°C) | |
Styrene | Max.0.05ppm(at normal temperature and 600°C) | |
Toluene | Max.0.07ppm(at normal temperature and 600°C) |
certificate
Lightweight Vermiculite Thermal Board In China
