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    • Shijiazhuang Mining Imp & Exp Trade Co., Ltd. 关注
      • Vermiculite,Sepiolite,Zeolite,Volcanic stone,Mica
      05-903, Yinghua Building, No. 230, Youyi North St., Xinhua District, Shijiazhuang, Hebei, China (Mainland)
      查看在易之家共有 1 位雇员

    供应
    wollastonite acicular powder
    关注
    • Place of Origin：
      Hebei, China (Mainland)
    • Brand Name：
      MINING
    • Model Number：
      1250 mesh
    • Application：
      Electronics
    • Hardness：
      4-4.5, 4.5-5
    • SiO2 Content (%)：
      >46
    • Fe2O3 Content (%)：
      <0.2
    • Al2O3 Content (%)：
      <0.8
    • MgO Content (%)：
      <0.8
    • CaO Content (%)：
      >45
    • Whiteness：
      88-90
    • Refractive Index (%)：
      1.58
    • Density：
      2.78-2.91/cm3
    • Melting point：
      1544℃
    • Type：
      needle
    • Color：
      white
    • Purity：
      >98%
    • 供应能力： 1000 Metric Ton/Metric Tons per Month
    • 港口： Nanchang
    • US $400-600/Metric Ton（最小订单 14Metric Ton）
    发送询盘
    发送直邮
    LinLinda
    Director
    在线聊天
    Shijiazhuang Mining Imp & Exp Trade Co., Ltd.
    中国河北石家庄市
    生产公司,贸易公司
    小于5职员
    出口模式:Have Own Export License
    出口认证:Alibaba.com Certified Supplier,Trading Assessment Certificate
    主营产品:Vermiculite,Sepiolite,Zeolite,Volcanic stone,Mica
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    • 产品描述
    • 产品评价
      详细信息
    • Place of Origin：
      Hebei, China (Mainland)
    • Brand Name：
      MINING
    • Model Number：
      1250 mesh
    • Application：
      Electronics
    • Hardness：
      4-4.5, 4.5-5
    • SiO2 Content (%)：
      >46
    • Fe2O3 Content (%)：
      <0.2
    • Al2O3 Content (%)：
      <0.8
    • MgO Content (%)：
      <0.8
    • CaO Content (%)：
      >45
    • Whiteness：
      88-90
    • Refractive Index (%)：
      1.58
    • Density：
      2.78-2.91/cm3
    • Melting point：
      1544℃
    • Type：
      needle
    • Color：
      white
    • Purity：
      >98%
     

    Acicular wollastonite powder

     

    Product Description

     

    Acicular wollastonite

    As calcic metasilcate mineral, is a new kind of industrial raw mineral materials. At present, it’s mainly applied to ceramic industry, and secondly used as metallurgy protecting slag and paint. Further, it can be used as electrode coating, mountain cork substitute, abradant binding agent, compound of glass and stuffing of rubber, plastic, insulating material and paper. Some wollastonite can be used as finishing material of building or compound of white cement.

     

    1. Chemical analysis

     

    Whiteness

    SiO2 

    		 CaO

     Al2O3

    		 Fe2O3 TiO2  MgOL.O.I  
    >80 49-53 43-45 0.26max 0.35max 0.02max 1.3max 1.5-3

     

    The physical properties of wollastonite

     

    Iterm

    Result

    Granularity(mesh)

    		80-2500

    Ratio of length to diameter(L/D)

    		8-25

    absorption oil value (g/100g)

    		20-26

    Whiteness(%)

    		>80

    Refraction(%)

    		1.63

    Density(g/cm3)

    		2.95

    Expantion coefficient(mm//mm℃)

    		6.5×10-6

    Melting point( ℃ )

    		1450

    Hardness(Moh's)

    		4.5-5

    Sedimentation value(ml/200m) 

    		40-90

     

    3.Main applications of wollastonite

     

    MetallurgyFriction material
    WeldingConstruction
    CeramicsRubber
     PaintsPlastic
     CoatingElectronics

     

     

     

     

    Packaging & Shipping

     

    Loading quantity:20-25MT/20GP

    Packing materail:Pp bag,25kg/bag,50kg/bag,1MT/bag.(with or without pallet)

     

     

     

    Company Information

     

     

    Since 2008, Shijiazhuang Mining Imp &Exp Trade Co., Ltd stands out in the production of non-metallic minerals, such as vermiculite, sepiolite, brucite fiber, lava stone, wollastonite, natural zeolite and perlite etc with the brand name of S.W.T

     

    Produced with unique technology, S.W.T products are designed to satisfy customers’ various demand of excellent materials applied for industry, construction, agriculture, horticulture and also for water treatment.

     

    With development of all these years, S.W.T and OEM Service from our SJZM group has gained good reputation from customers in worldwide. We are aiming to supply quality raw mineral materials for our customer and making their products safe, green, and economical. 

     

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