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    • Shijiazhuang Kedahua Imp. & Exp. Trade Co., Ltd. Follow
      • Vermiculite,Mica,Vermiculite Board,Perlite,Tourmaline
      Floor 19, Ximeiwuzhou Building, Huai'an East Road, Yuhua District, Shijiazhuang, Hebei, China (Mainland)
      Totally has 1 empolyees in Tradesns

    Grammite Powder
    Follow
    • Place of Origin：
      Liaoning, China (Mainland)
    • Brand Name：
      KDH
    • Model Number：
      KDH03192
    • Application：
      Ceramics
    • Hardness：
      2
    • SiO2 Content (%)：
      49-50.5%
    • Fe2O3 Content (%)：
      0.2%
    • Al2O3 Content (%)：
      0.25%
    • MgO Content (%)：
      0.25%
    • CaO Content (%)：
      47%47.5%
    • Whiteness：
      90%
    • Refractive Index (%)：
      5
    • Deliverability： 1000 Ton/Tons per Month
    • Port： Dalian or Tianjn
    • US $ 300-350/Ton（Minimal Quantities 20Ton）
    Xueyan·Bai
    General Manager
    Chat online
    Shijiazhuang Kedahua Imp. & Exp. Trade Co., Ltd.
    China Hebei Shijiazhuang
    Manufacturer,Trading Company
    11 - 50 People
    Export Model:Have Own Export License
    Export Identification:Alibaba.com certificated suppler certificate
    Main Products:Vermiculite,Mica,Vermiculite Board,Perlite,Tourmaline
    • Products Description
    • Review List
      Quick Details
    • Place of Origin：
      Liaoning, China (Mainland)
    • Brand Name：
      KDH
    • Model Number：
      KDH03192
    • Application：
      Ceramics
    • Hardness：
      2
    • SiO2 Content (%)：
      49-50.5%
    • Fe2O3 Content (%)：
      0.2%
    • Al2O3 Content (%)：
      0.25%
    • MgO Content (%)：
      0.25%
    • CaO Content (%)：
      47%47.5%
    • Whiteness：
      90%
    • Refractive Index (%)：
      5

    Specifications

    1. Size:200-1250 mesh
    2. SiO2:49-50%
    3. Packing:1ton bags or 25kg bags
    4. Delivery time:15-20 days

    1. Product introduction

    Wollastonite belongs to triclinic, crystal usually extends along Y-axis and becomes board shape, bacilliform or acicular. Pure wollastonite appears to be white, ivory-white light gray, light green or pink colour. Its appearance has vitreous luster.

    ?

    Our company can manufacture many kinds of fine wollastonite powder, it is all manufactured by high quality raw materials. It has many good characteristics, such as granularity equality, homogeneous, high purity, endless catenulate, acicular crystallize, high whiteness, low ferrous, minimum S, P, low oil-absorption and etc.

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    2. Chemical Properties

    ?

    SiO2?
    		???? CaOFe2O3? Al2O3MgO???? S ???? P? Loss
    %max? ?? %max %min ? %min %min ? %min ? %min ?%min
    ?49450.2?0.8? 0.80.0010.0011.5
    49? 460.250.80.80.0010.0011.5
    ?50430.20.80.80.0010.0013
    ?4945?0.250.80.80.0010.0011.6
    ?49430.20.80.80.0010.0012.5
    ?
    ?

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    3.Ceramic grade wollastonite

    1) 200 mesh to?325 mesh

    2) when sufficient wollastonite is added to ceramic material, the

    Baking temperature can be decreased, and the baking duration greatly shortens to one rapid low temperature bake, thus saving fuel and reducing production costs

    3) at the same time the mechanical properties are improved, cracks and streaks on the products are eliminated and quality raised ?

    ?

    4. Main Use

    Main Use
    CeramicCoating
    MetallurgyPainting
    PlasticFrictional materials
    RubberInsulator
    PaintBuilding materials
    Composite materials Others

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    Alibaba Certificate:

    ?

    Tel:86 13722996216

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