We have more than 20 years experience in producing and exporting wollastonite powder.There is own wollastonite mine,and we mainly export to West Europe and North America.

Our main products are:

1.Metallurgical Grade

Specification:  SiO2≥ 49%,CaO≥44%,MgO≤1.7%±0.5%,Fe2O3≤0.35%,

                      S ≤ 0.008%,P ≤ 0.008%,H2O≤0.5%,LOI≤2%

200mesh,325mesh(mesh can be adjusted according to the customer's requirements)

2.Filling Grade

Specification:  SiO2≥ 50%,CaO≥44%,MgO≤1.8%,Al2O3≤0.8%,

                      LOI≤2%,oil absorption 20-30%,S ≤ 0.03%,P ≤ 0.03%,Fe≤0.25%

325mesh(mesh can be adjusted according to the customer's requirements)

3.Ceramics Grade

Specification:  SiO2≥ 49%,CaO≥45%,Fe2O3≤0.3%,LOI≤2.5%

325mesh(mesh can be adjusted according to the customer's requirements)

If you are interested in our products,pls feel free to contact me for more details.