Vermiculite
Origin: Xinjiang
Product Description
Vermiculite is a natural mineral that expands with the application of heat. The expansion process is called exfoliation and it is routinely accomplished in purpose-designed commercial furnaces. Vermiculite is formed by weathering or hydrothermal alteration of biotite or phlogopite.
Application
High-temperature insulation
Refractory insulation
Fireproofing of structural steel and pipes
Soil conditioner
Specification
Expansion Times | Impurity | Moisture | Asbestos Fibers | Bulk Density |
7-8times | 15%max | 3%max | 0 | 921-926kg/m3 |
Size: 0.3-1mm, 1-2mm, 2-4mm, 4-8mm
Packing: In 1MT big bag or at buyer's option
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