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Size of Vermiculite | ||||||
Golden raw vermiculite | Golden exfoliated vermiculite | Silver raw vermiculite | Silver exfoliated vermiculite | |||
0.3-1mm | 0.3-1mm | 0.3-1mm | 0.3-1mm | |||
1.5-2.5mm | 1-3mm | 1-2mm | 1-3mm | |||
2.5-6mm | 2-4mm | 2-4mm | 2-4mm | |||
3-8mm | 4-8mm | 4-8mm | 4-8mm | |||
Other specification: 20-40mesh,60mesh,80mesh,100mesh,325mesh etc | ||||||
Chemical Composition of Vermiculite | ||||||||||||||||||
Item | Element | SiO2 | Al2O3 | Fe2O3 | CaO | MgO | TiO2 | K2O | ||||||||||
Silver Vermiculite | Content % | 37.56 | 11.85 | 5.15 | 1.51 | 22.44 | 1.05 | 6.39 | ||||||||||
Golden Vermiculite | Content % | 43.75 | 15.55 | 15.8 | 1.32 | 8.98 | 1.67 | 5.19 | ||||||||||








Agriculture | improve soil or correct soil deficiencies(e.g.to lighten clay soils) Vermiculite is used as a carrier and extender for fertilizer Expanded vermiculite is a good medium for the stimulation of roof growth Expanded vermiculite is a major element in hydroponics growing system | ||||||
Industry | GASKETS OR SEALS ;FIREPROOFING PACKING MATERIALS ;ANIMAL FEEDSTUFFS FRICTION LININGS;REFRACTORY PRODUCTS INSULATION IN STEELWORKS AND FOUNDRIES | ||||||
Building | BITUMEN COATED VERMICULITE PLATES CONSTRUCTION COATINGS;LIGHTWEIGHT CONCRETES LOOSE FILL INSULATION;VERMICULITE PLASTERS FIREPROOF BOARD | ||||||










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