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CaSiO3 White Mesh 325 Calcium Metasilicate For Metallurgy

CaSiO3 White Mesh 325 Calcium Metasilicate For Metallurgy

Brand Name H&G
Model Number HGWD-325
Place of Origin CHINA
Minimum Order Quantity 2000KGS
Payment Terms L/C, T/T
Supply Ability 1000 Tons/Month
Delivery Time 15 -20 working days
Packaging Details 25 Kgs/Bag, 1000Kgs/Bag or Customization
product name High Quality Wollastonite Powder(Calcium metasilicate)
Formula CaSiO3
Usage Engineering technical plastics Fluoro elastomer e.g. for oil sealing heat-resistant refractory ceramics metallurgy wood composites adhesives filler in paint, paper and other products friction products such as brake pads
Future noticeable acicular and long fiber
Size Mesh-325,Mesh-1000,Mesh-1250,Mesh-2000
Color White
shape Powder
Leading Time 15 working days
Detailed Product Description

Grade:HGWD-325
 
Product:High Quality Wollastonite Powder(Calcium metasilicate)

 

Wollastonite is used for many different industrial purposes, including the production of:

  1. plastics
  2. heat-resistant refractory ceramics
  3. metallurgy
  4. wood composites
  5. adhesives
  6. filler in paint, paper and other products
  7. friction products such as brake pads 

 

Metallurgical: In metallurgical applications, wollastonite is used due to its low water solubility, low loss on ignition and its Ca–Si ratio. Wollastonite is commonly added to formulated powders for steel casting and welding. A CaO/SiO2 ratio of 1 readily absorbs Al2O3 that is detrimental to finished steels. The addition of wollastonite to metallurgical fluxes provides ready fusibility, good insulating qualities and low viscosity. Because wollastonite is a natural, low temperature flux, it has found acceptance in fluxing formulations used in the continuous casting of steel. When molten steel is poured continuously from a ladle or tundish, a casting powder is applied to maintain surface defects, prevents oxidation of the steel, lubricates the mold wall and absorbs harmful inclusions.

 

Properties

 

ItemMesh-325Mesh-325Mesh-1000Mesh-1250Mesh-2000Mesh-2500Mesh-3000
Density g/cm32.8-2.92.8-2.92.8-2.92.8-2.92.8-2.92.8-2.92.8-2.9
Mohs Hardness4.54.54.54.54.54.54.5
Whiteness (R45T%)88±288±288±288±288±288±288±2
Oil Absorption Rate (ml/100g)50≦55≦55≦55≦55≦55≦55
Particle SizeD50(um)D50(um)D50(um)D50(um)D50(um)D50(um)D50(um)
Refractive Index1.631.631.631.631.631.631.63
PH9.99.99.99.99.99.99.9
Coefficient of expansion(mm/mm/℃)6.5 x 10-66.5 x 10-66.5 x 10-66.5 x 10-66.5 x 10-66.5 x 10-66.5 x 10-6
Aspect Ratio3.1-6.13.1-6.13.1-6.13.1-6.13.1-6.13.1-6.13.1-6.1
Melting Point1540154015401540154015401540
Chemical Properties
Fe2O30.38%0.38%0.38%0.38%0.38%0.38%0.38%
Al2O30.32%0.32%0.32%0.32%0.32%0.32%0.32%
CaO45.70%45.70%45.70%45.70%45.70%45.70%45.70%
MgO1.39%1.39%1.39%1.39%1.39%1.39%1.39%
SiO250.61%50.61%50.61%50.61%50.61%50.61%50.61%
L.O.I1.411.411.411.411.411.411.41

 

Remark:The properties can be customized according with clients requirements.

 

Decriptions

Wollastonite is an inorganic needle-like mineral, and wollastonite products have very noticeable acicular and long fiber structures .It is characterized by non-toxicity, chemical corrosion resistance, good thermal stability and dimensional stability, glass and pearl luster, low water absorption and oil absorption value, excellent mechanical and electrical properties,even reinforcing effect. Wollastonite products with long fibers and easy separation, low iron content and high whiteness.

Wollatonite is Widely used in plastics, rubber, asbestos substitutes, paint coatings and other fields, it can increase the hardness, flexural strength, impact resistance of products, improve the electrical properties of materials, improve thermal stability and dimensional stability, and is the most promising application field. It is also used in the ceramics and metallurgical industries. The SiO2 and CaO components in wollastonite provide low expansion rate and good thermal shock resistance.


 
Application
 

Wollastonite is used for many different industrial purposes, including the production of:

Engineering technical plastics

Fluoro elastomer e.g. for oil sealing

heat-resistant refractory ceramics

metallurgy

wood composites

adhesives

filler in paint, paper and other products

friction products such as brake pads

 
Advantages
 

a. good compatibility.

b. Excellent Stability and products meets clients requirement absolutely

c. Excellent performance on physical properties

Product Tags: CaSiO3 calcium metasilicate   White calcium metasilicate   CaSiO3 Metallurgy  
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