Specifications

1. Size:325-1250mesh 

2. SiO2:49-50% 

3. Packing:1ton bags or 25kg 

4. Delivery time:15-20days 

5 Price:300-350$

1. Product introduction

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     CaOFe2O3  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

 49    43        0.2  0.8  0.8 0.001  0.001   2.5

3. Main Use

Ceramic       Coating

MetallurgyPainting

Plastic       Frictional materials

Rubber       Insulator

Paint       Building materials

Composite materialsOthers

4: Picture

3.Main applications of wollastonite