Supply High Quality & Best Grade Wollastonite Powder Lump Specification
1. Description
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.
2. Chemical Properties
SiO2 | CaO | Fe2O3 | Al2O3 | MgO | S | P | Loss |
%max | %max | %min | %min | %min | %min | %min | %min |
49 | 45 | 0.2 | 0.8 | 0.8 | 0.001 | 0.001 | 1.5 |
49 | 46 | 0.25 | 0.8 | 0.8 | 0.001 | 0.001 | 1.5 |
50 | 43 | 0.2 | 0.8 | 0.8 | 0.001 | 0.001 | 3 |
49 | 45 | 0.25 | 0.8 | 0.8 | 0.001 | 0.001 | 1.6 |
51 | 47.3 | 0.18 | 0.25 | 0.23 | 0.001 | 0.001 | 2.5 |
ain Use
3. Main Use | |
Ceramic | Coating |
Metallurgy | Painting |
Plastic | Frictional materials |
Rubber | Insulator |
Paint | Building materials |
Composite materials | Others |