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Home > Products > Natrual Stone > Wollastonite, for Coating of Electric Welding Rod and Flux Protection

Wollastonite, for Coating of Electric Welding Rod and Flux Protection

Basic Info

Model No.:  SiO2 45-55%

Product Description

Model NO.: SiO2 45-55% Purity: 50%~80% Appearance: Powder CAS No.: 1344-95-2, 10101-39-0 Specification: SiO2 45-55% HS Code: 2530909100 Certification: CIQ, SGS, ISO Type: Wollastonite, Grade Standard: Industrial Grade Trademark: LY Origin: Shandong Our advantage:
1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you
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Introduction

Wollastonite 
Wollastonite(calcium metasilicate,or CaSiO3) it's a naturally occuring white mineral which acts as an acicular reinforcing filler. 
1) Replace asbestos to be apply for friction material field
2) Replace glass fibre
3) Apply for plate and frame of filter press
3) Widely applied in ceramic, paint, as electrode coating, plastic, insulating material, paper and ect.
 
Chemical Composition 
Item 1 ---- Wollastonite 
     Mesh     CaO    SiO2   Fe2O3   MgO   Al2O3    Whiteness   Loss on Ignition
  100-1250     ≤43     ≤46     ≥0.6      ≤1.5       ≤0.6          ≥80          ≤3.5
 
Item 2 ---- Acicular Wollastonite 
    Mesh     CaO    SiO2   Fe2O3   Whiteness   Loss on 
  Ignition
     Water 
  Content %
  Length-diameter
             Ratio
  Settling
  Volume
 600-1250     ≤44     ≤46    ≥0.5        ≥80      ≤3.0       ≤1.0             10-15:1         >80

Usage
--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.
--Be widely used in paint, plastics, rubber, electric welding, glass, electron industry, metallurgy and paper making, Friction material, Construction, Ceramics.
--Some wollastonite can be used as finishing material of building or compound of white cement
 

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