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Plants soil growing media Expanded Perlite

Short Description:

perlite specification :


 Item  Specification  Item  Specification
 SiO2 68-74  ph  6.5-7.5
 Al2O3  12-16  Specific gravity  2.2-2.4g/cc
 Fe2O3  0.1-2  Bulk density  80-120kgs/m3
 CaO  0.15-1.5  Softening point  871-1093°C
 Na2O  4-5  Fusion point  1280-1350°C
 K2O  1-4  Specific heat  387J/kg.K
 MgO  0.3  Liquid solubility  <1%
 Loss in burning  4-8  Acid solubility  <2%
 Color  White
 Refractive index  1.5
 Free moisture content  0.5%max

Product Detail


Product Tags

Building Industry:


Produce light, thermal insulation and acoustic board; Be ideal materials of various industrial equipment and pipe insulating layer;
Fillter Aid and Filler


Be filtering agent,when making wine,drinking, syrup,vinegar etc; Purify various liquid and water,coming up to innoxious to human and animal;Be filler of plastic,rubber, , enamel etc;
Agriculture and Horticulture Reform soil and adjust soil hardened;Prevent plants from falling down and control fertilizer efficiency and fertility;Be diluent  and carrier of biocide and herbicide.
Mechanism, Metallurgy, Hydropower and

Light Industry

Be ingredients of heat insulation glass, mineral wool and porcelain products etc.
Other Aspect


Be packing materials of exquisite products and pollution products; Be abradant material of gem,colourful stone,glass products; Be density regulator of explosive, treating-agent of sewage.

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