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Wollastonite

Wollastonite is a kind of natural green, low carbon energy saving industrial mineral raw materials, the chemical formula is CaSiO3, mainly produced in acid rock and limestone contact zone, because of its special crystal shape and structure determines its characteristics, widely used in ceramic industry, chemical industry, metallurgy industry, building materials industry, electronics industry, paper industry etc..
Density :2.75-3.10 g/cm3
Melting poit :1480 ℃
Mohs hardness :4.5~5.5
Thermal expansion coefficient :6.5 x 10 /-6 ℃-1
Availability:
Quantity:


Product information:

Item

High Quality Low Price Wollastonite Powder For Ceramic/ Paper Making/ Construction Industry

HS code

2530909100

Application

Widely Applied in Ceramic, Metallurgy, Construction Material, Rubber and Plastic, Paper Making, Welding Material, Paint, Friction Material, Glass Fiber, Ceramic Fiber, Refractory Materials, etc.

Size

325 mesh ≤ 5% residue on sieve

MOQ

1 ton

Sample

Free samples are available

Color

White


Technical data:

PRODUCT CHEMICAL COMPOSITION AND PHYSICAL PROPERTIES

SiO2

49 - 54 %

CaO

42 - 45 %

Al2O3

≤ 0.3 %

Fe2O3

≤ 0.3 %

MgO

0.5 - 1.6 %

LOI

1 - 3 %

Moisture

≤ 1 %


Advantage:

● Lower firing temperature

● Shorten firing cycle

● Improve the strength of body and products

● Reduce hygroscopic expansion

● Reduce defects of body and glaze

● Can replace white pigment

● Adds luster to the glaze

● Improve glaze process and glaze quality

● Good electrical insulation properties


Application:

application of wollastonite


Process progress:

processing of wollastonite


Packing:

Wollastonite





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