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1.Raw vermiculite ore Product introduction
Vermiculite, chemical formula M g × (H2O) [Mg3 × (AlSiO3O10) (H2O)], is a magnesium water inclouded aluminum silicate secondary metamorphic minerals of layered structure. It likes mica in form, and usually come from weathered or hydrothermal alterated black (gold ) Mica. It will present a deflection shape after heat expansion and water loss, liking a leech pattern in form , so it gets the name vermiculite
2.Raw vermiculite ore consists of silver and gold vermiculite classified into diffrent size
Raw golden vermiculite | 0-30um,0.3-0.65mm,0.65-1mm 20-40mesh,10-40mesh, ,0.3-1mm 1.5-2.5mm,1-2mm,2-4mm,3-8mm,4-8mm, |
Raw silver vermiculite | 0.25-0.7mm,0.3-1mm,1-2mm,2-4mm,3-8mm,4-8mm,20-40mesh,40-60mesh |
Special size ,we can do as client's demands
3.Raw vermiculite ore chemicals analysis
Composition | SiO2 | MgO | Al2O3 | Fe2O3 | CaO | K2O | ph |
Percentage | 37-42 | 11-23 | 9-17 | 3.5-18 | 1-2 | 5-8 | 7-11 |
The chemical analysis of both crude and exfoliated vermiculite is the same.
4.Vermiculite usage :
In Construction | In Industry | In Agriculture |
1.Fireproof Board | 1.Thermal Insulation.Refracory | 1.Horticulture |
2.Loosefill Insulation | 2.Sound Absorption Loose Filling | 2.Soil improvement |
3.construction Coatings | 3.Gaskets or Seals | 3.Fertilizer Carrier |
4.Lightweight Concretes | 4.Friction Linings | 4.Hydroponics |
5.Vermiculite Screeds | 5.Packing Materials |
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6.Vermiculite Plasters | 6.Animal Feedstuffs |
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5.packing :PP woven bag or depand on client 's requirements
6.Price :it is negotiated as per vermiculite specification ,quality ,quantities client require
7.Sample :it is available
8.pictures
