wallpaper vermiculite pecification | |
Vermiculite composition | 1.is a mineraloid of hydrated laminar magnesium-aluminum- iron silicate. 2.chemical formation could be simplified as(Mg,Fe,Al)3(Al,Si)4O10(OH)2·4H2O.
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When heated: | 1.When heated to a temperature of about 850-950°C, it instantly expands(exfoliates) up to 15-25 times . 2.There is a color change during expansion from golden brown into silver white depending upon |
Application | 1.as being fireproof, heat insulating,sound and moisture absorbing,non-toxic, 2.Lightweight and disease free, it is widely used in construction, chemical industry, petroleum, electronics, 3.light industry, environmental protection and as a medium of agricultural chemical products etc.
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characteristics | -PH 7 max. -Asbestos-free -Thermal conductivity: 0.045-0.06 Calorie/M -Unit weight: Approx.0.9kg/M3 -Tensile strength: 1,000-1,500kgs/CM2 -Hardness: 1-1.8
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Exporting countries | USA,Germany,France,Italy,Mexico,Singapore,Malaysia, Japan, South Korea, Taiwan etc. |
About our company
| 1Owns self import and export right. 2.Now we have one sepiolite mine and one vermiculite mine. The mining capacity is 60,000 tons per year. 3.Besides,our company has own sepiolite factory and vermiculite factory. 4.Our product and price are very competitive |