vermiculite /expanded vermiculite/golden vermiculite
- Min. Order:
- 11
- Min. Order:
- 11
- Delivery Time:
- 50 Days
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Contact Now| Place of Origin: | china |
|---|---|
| Supply Ability: | 2000 |
| Certificate: | MSDS |
Vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance. It is found in various parts of the world, vermiculite is basically a hydrated phlogopite mica which has the remarkable ability to expand to many times than its original volume when heated at 850 °C.Vermiculite is most widely used in its exfoliated form. The concertina-shaped granules of exfoliated vermiculite are non-combustible as well as being insoluble in water and all organic solvents.
Chemical components
|
Chemical Composition |
SiO2 |
Al2O3 |
MgO |
CaO |
PH |
Fe2O3 |
Impurity |
|
(%) |
41 |
18 |
21 |
0.8 |
7-10 |
3.5 |
< 3 |
Size: 0.3-1mm/1-2mm/2-4mm or other sizes customers required.
◆Expanded Vermiculite
|
Size |
Density (Kg/M3) |
Water Absorption(%) |
Thermal Conductivity (k·m2·h·℃) |
Impurity(%) |
|
8mm Above |
70-110 |
480 |
0.045 |
≤3 |
|
4-8mm |
70-110 |
480 |
0.045 |
≤3 |
|
3-5mm |
80-120 |
465 |
0.045 |
≤3 |
|
1-3mm |
80-150 |
430 |
0.045 |
≤3 |
|
20-40mesh |
100-160 |
410 |
0.045-0.055 |
≤2 |
|
40-70mesh |
100-170 |
410 |
0.045-0.055 |
≤2 |
|
70-100mesh |
100-170 |
400 |
0.045-0.055 |
≤2 |
|
150mesh |
100-18 |
400 |
0.045-0.055 |
≤1 |
|
200mesh |
100-180 |
400 |
0.045-0.055 |
≤1 |
|
325mesh |
100-180 |
400 |
0.045-0.055 |
≤1 |
|
Blended Grade |
90-180 |
430 |
0.045-0.055 |
≤3 |
Size:0.3-1mm/1-2mm/1.5-3.5mm/2-4mm/3.5-7mm/4-8mm/20-40mesh/70-100mesh/325mesh or as per customers'request
1. Color: Silver, Golden
Horticulture Vermiculite: 1-2mm, 2-4mm
Expanded Vermiculite: 0-1mm, 1-3mm, 2-4mm
Insulation Vermiculite: 0-1mm, 0-2mm, 0-3mm
The size should be adjusted according to the client's demand.
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