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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

    raw and expanded vermiculite manufacturers
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    • Place of Origin:
      Hebei, China (Mainland)
    • Model Number:
      4-8 mm
    • Business type:
      manufacturer , trade company
    • Color:
      silver white
    • Density:
      1-1.1Mt/m3
    • Expantion rate:
      8 times
    • Deliverability: 1000 Metric Ton/Metric Tons per Month
    • Port: XINGANG
    • US $ 280-311/Metric Ton(Minimal Quantities 20Metric 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:
      Hebei, China (Mainland)
    • Model Number:
      4-8 mm
    • Business type:
      manufacturer , trade company
    • Color:
      silver white
    • Density:
      1-1.1Mt/m3
    • Expantion rate:
      8 times

    Specifications

    Silver vermiculite
    1.wide application for agriculture,industry and construction
    2.asbestos free
    3.strict quality control

    Raw silver and unexpanded vermiculite manufactuer

     

    1.What is Vermiculit

     

    Vermiculite is the geological name given to a group of hydrated laminar minerals which are aluminum-iron magnesium silicates which have the appearance of mica, and is found in various parts of the world. 

     

    2.The main application of vermiculite

     

    Vermiculite in industry:

    • Gaskets or seals
    • Fireproofing
    • Insulation in steel works and foundries
    • packing material
    • Animal feedstuffs
    • Friction lining

     

    Vermiculite in agriculture and hoticulture

    • Soil improvement
    • Fertilizer carrier
    • Hydroponic
    • Seed  germination
    • House plants
    • Transplanting
    • Rooting cuting

     

     

     

    Vermiculite in construction industry

    • Bitumen coated vermiculite plates
    • Construction coating
    • Loose fill insulation
    • Fireproof board

     

     

     

     

     

    3.Technical Date

     

    Physical data

     

    Density2.2-2.8G/cm3
    Thermal conductivity(W/[M·K])0.047-0.081
    Fire-proof(℃)1300-1350
    Temperature in use (℃)900-1000
    Water-Absorbing(%)26.5-40.6
    Moisture-Absorbing(%)≤2
    Anti-FreezingFor 15 cycles of freezing and thawing,particle with no any change at -20 
    Sound-Absorbing0.53-0.63
    Corrosion resistingAlkali-resisting
    PH7-8
    Moh's Hardness1-1.5

     

    Certificate of analysis

     

    Test ItermResults
    SiO2 41.9%
    Al2O3 13.9%
     Fe2O3 19.6%
     MgO 17.6%
     K2O 0.12%
     Na2O 0.21%

     

    4.General specfication of vermciulite

     

    Unexpanded vermiculite0.3-1mm
    0.5-1.5mm
    0.7-2mm
    0.5-3.2mm
    4-8mm
    Expanded vermiculite0.3-1mm
    1-3mm
    2-4mm
    4-8mm
    20-40mesh
    100-325mesh

     

     

    5.Packaging and Loading

     

    Raw vermiculite is packed in Jumbo bag,1.1MT/bag.

    Expanded vemiculite is packed in PP bag,100L/bag.

     

     

    6.Production flaw

     

     

     

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