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1.natural,non-deformable,non-asbestos
2.The fireproof grade is A
3.high bending/compressive strength
4.Xinjiang vermiculite.
Flexible Lightweight Vermiculite Fireproofing board
Vermiculite insulation 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
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.
4.The shape: According to your enquired, even the irregular shape. We can produce the vermiculite board(brick) in our range of specification by your detailed inquiry.
Application:
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) |
