hot sales! Vermiculite

详情

Specifications
Vermiculite for export 
gloden 
0.**1mm,**3mm,**4mm,**6mm,**8mm 
****0 ****0 ****0 **0 **5meshes 

Raw Vermiculite
Vermiculite is a hydrous, silicate mineral that is classified as a phyllosilicate and that expands greatly when heated. Vermiculite has a high cation exchange capacity at ******0 meq/**0 g.

Chemical composition

Commercial uses
Brake linings: finer grades of exfoliated vermiculite are being used in brake linings primarily for the automotive market

Roof and floor screeds and insulating concretes: exfoliated vermiculite can be added at site to Portland cement and other aggregates, rheological aids and water to produce roof and floor concrete screeds or lightweight concrete which have the benefit of being lightweight and insulating.
Seed germination: either used alone or mixed with soil or peat, vermiculite is used to germinate seeds.
As loose-fill insulation: Exfoliated vermiculite treated with a water repellent is used to fill the pores and cavities of masonry construction and hollow blockwork to enhance fire ratings (e.g. Underwriters Laboratories Wall and Partition designs), insulation and acoustic performance.
As a constituent of a coating: vermiculite dispersions are typically either chemically or physically very finely delaminated vermiculite in a fluid medium.
As a packing material, valued for its high absorbency
As an additive to fireproof wallboard
Used to absorb hazardous liquids for solid disposal
There are also other uses.