$8000
Expanded vermiculite/1-3mm
. Features: fireproof, heat insulating, sound and moisture absorbing, non-toxic, lightweight and disease free.
2. Vermiculite is a mineraloid of hydrated laminar magnesium-aluminum-iron silicate.
3. Chemical composition of expansion of silver white massive vermiculite: (Mg, Fe, Al) 3 (Al, SI), 4o10 (OH) 2, 4H2O.
4.It is widely used in construction, chemical industry, petroleum, electronics, light industry, environmental protection and as a medium of agricultural chemical products etc.
5. Characteristics;
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