Expanded Vermiculite Suppliers in China Cheap Price
Expanded Vermiculite Suppliers in China Cheap Price, Find details about China Expanded Vermiculite, Cheap Expanded Vermiculite from Expanded Vermiculite Suppliers in China Cheap Price
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 its original volume when heated at 850 -1100°C.
Crude vermiculite consists of golden and silver vermiculite which are carefully classified into many sizes ,includes0.3-1mm1.5-2.5mm0.5-1.41mm1-2mm2-4mm3-6mm4-8mm.
Exfoliated Vermiculite
The exfoliation process is carried out commercially by passing crude vermiculite through a furnace chamber in a controlled manner. The crude vermiculite then expands at right angles to the cleavage planes, producing concertina-shaped particles many times their original volume.Exfoliated vermiculite size ,includes 0.3-1mm1-3mm1-2mm2-4mm2-3mm
3-5mm3-6mm4-8mm6-8mm,special size can be done as per customer's demands .
Expanded vermiculite Chemical Properties
Composition | SiO2 | MgO | Al2O3 | Fe2O3 | CaO | K2O | ph |
Percentage | 37-42% | 11-23% | 9-17% | 3.5-18% | 1-2% | 5-8% | 7-11 |
EXPANDED VERMICULITE PICTURE
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