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    • Shijiazhuang Mining Imp & Exp Trade Co., Ltd. Follow
      • Vermiculite,Sepiolite,Zeolite,Volcanic stone,Mica
      05-903, Yinghua Building, No. 230, Youyi North St., Xinhua District, Shijiazhuang, Hebei, China (Mainland)
      Totally has 1 empolyees in Tradesns

    volcanic rock pumice
    Follow
    • Place of Origin：
      China (Mainland)
    • Brand Name：
      SWT
    • SiO2：
      53.82%
    • Cao：
      8.36%
    • MgO：
      2.46%
    • FeO3：
      9.08%
    • Feo：
      1.12%
    • Al2O3：
      16.89%
    • TiO2：
      0.06%
    • K2O：
      2.30%
    • Na2O：
      2.55%
    • Deliverability： 3000 Metric Ton/Metric Tons per Month
    • Port： xingang
    • US $ 80-130/Metric Ton（Minimal Quantities 1Metric Ton）
    Linda·Lin
    Director
    Chat online
    Shijiazhuang Mining Imp & Exp Trade Co., Ltd.
    China Hebei Shijiazhuang
    Manufacturer,Trading Company
    Less than 5 People
    Export Model:Have Own Export License
    Export Identification:Alibaba.com Certified Supplier,Trading Assessment Certificate
    Main Products:Vermiculite,Sepiolite,Zeolite,Volcanic stone,Mica
    • Products Description
    • Review List
      Quick Details
    • Place of Origin：
      China (Mainland)
    • Brand Name：
      SWT
    • SiO2：
      53.82%
    • Cao：
      8.36%
    • MgO：
      2.46%
    • FeO3：
      9.08%
    • Feo：
      1.12%
    • Al2O3：
      16.89%
    • TiO2：
      0.06%
    • K2O：
      2.30%
    • Na2O：
      2.55%

    Specifications

    volcanic rock pumice:
    1. manufactory for lave stone 2.by SGS test 3.manufactory for lave stone

    ?

    Specification of volcanic rock pumice

    ?

    1-3mm? 2-4mm? 3-6mm? 4-8mm?? 5-10cm? ?7-15cm ?10-20cm? 20-40cm? 40-50cm? and so on.

    ?

    ?Chemical Composition list??of? pumice stone:?

    Chemical Composition

    SiO2

    CaO

    MgO

    Fe2O3

    FeO

    Al2O3

    TiO2

    K2O

    Na2O

    Content %

    53.82

    8.36

    2.46

    9.08

    1.12

    16.89

    0.06

    2.30

    2.55

    ?

    ?

    ?Physical Performance index of volcanic rock pumice:

    ?

    Performance index

    unit

    Test result

    Bulk density

    Kg/m3

    430-870

    Water absorption

    %

    11.7-17.03

    Loose bulk density

    Kg/m3

    520

    cylinder pressure strength

    Mpa

    1.218

    Moisture

    %

    1

    mechanical strength

    Mpa

    5.08

    thermal conductivity

    w/(m.k)

    0.326

    coefficient of softing

    		?

    0.84

    apparent density

    Kg/m3

    640-860/(390*240*190)

    Hollow ratio

    %

    48/(390*240*190)

    ?

    ?

    ?

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