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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

    Golden expanded vermiculite insulation
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    • Type:
      Other Heat Insulation Materials
    • Place of Origin:
      Hebei, China (Mainland)
    • Brand Name:
      S.M.N
    • Model Number:
      0.3-1mm
    • Application:
      insultaion
    • Deliverability: 300 Metric Ton/Metric Tons per Month
    • Port: XINGANG
    • US $ 300-700/Metric Ton(Minimal Quantities 1Metric Ton)
    Linda·Lin
    Director
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    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
    • Type:
      Other Heat Insulation Materials
    • Place of Origin:
      Hebei, China (Mainland)
    • Brand Name:
      S.M.N
    • Model Number:
      0.3-1mm
    • Application:
      insultaion

    Vermiculite

    Introduction of Vermiculite

    1. Features: fireproof, heat insulating, sound and moisture absorbing, non-toxic, lightweight, antibiosis
    2. A mineraloid of hydrated laminar magnesium-aluminum- iron silicate. 
    3. Chemical formation: (Mg,Fe,Al)3(Al,Si)4O10(OH)2•4H2O.

     

    Types of Vermiculite

     

    Golden raw vermiculite Golden exfoliated vermiculiteSilver raw vermiculite   Silver exfoliated vermiculite
     0.3-1mm 0.3-1mm 0.3-1mm 0.3-1mm
     1.5-2.5mm 1-3mm 1-2mm   1-3mm
     2.5-6mm 2-4mm  2-4mm  2-4mm 
     3-8mm 4-8mm  4-8mm  4-8mm 

     

    Other specification: 20-40mesh,60mesh,80mesh,100mesh,325mesh etc

    Application of Vermiculite

     

              In Industry 1. Gaskets or Seals
    2. Fireproofing
    3. Insulation in steelworks and foundries
    4. Packing Materials
    5. Friction Linings
    6. Refractory products
    7. Processed vermiculite
            In Agriculture 1. Soil Improvement
    2. Fertilizer Carrier
    3. Horticulture
    4. Hydroponics  
    5. Animal Feedstuffs
            In Construction 1. Fireproof Board  
    2. Loose fill Insulation 
    3. Construction Coatings 
    4. Lightweight Concretes
    5.Vermiculite Plasters
    6. Bitumen coated vermiculite plates

     

    Property of Vermiculite

     

    PH7
    Asbestos Free asbestos
    Tensile strength 1,000-1,500kgs/CM2
    Hardness1-1.8
    Thermal Conductivity 0.047-0.081 W/(M.K)
    Fire-proof 1300-1350 ℃
    Operating temperature900-1000 ℃
    Water-absorbing above 200 % by weight, 37% by volume
    Moisture absorbing1-2 %
    Anti-freezingFor 15 cycles of freezing and thawing, Particle with no any change at-20℃
    Sound       absorbing               60-90%
    Corrosion resisting      Alkali-resisting                                                               

     

    Specification of Silver Raw Vermiculite

     

     Size  Density Specification Moisture Expansion Rate
     0.3-1 mm  0.8-1.0 g/cm3 85% min  3% max  6.5 Times min
     1-2 mm 0.8-1.0 g/cm3 85% min  3% max   7.5 Times min
     2-4 mm  0.8-1.0 g/cm3  85% min  3% max   7.5 Times min
     4-8 mm  0.8-1.0 g/cm3 85% min  3% max   7.5 Times min

     

    Chemical Composition of Vermiculite

     

     ELEMEMT SiO2 Al2O3 Fe2O3 CaO MgOTiO2 K2O
     Silver VermiculiteCONTENT%37.5611.855.15 1.51 22.441.056.39 

     

     

     ELEMEMT   SiO2  Al2O3 Fe2O3 CaO   MgO  TiO2K2O  
     Golden Vermiculite CONTENT% 43.7515.5515.81.32 8.981.67 5.19
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