Lime stone :CaO,greater than 55%.With the total amount more than 500 000t per year. Dolomite: CaO >30%. MgO>20%.Water <0.3%

Yin wang calcium lndustrys limestone mining can be widely used in:Metallurgical solvent ,environmental protection,paper,chemical plastic,rubber ,paints,coatings of deep processing.Products are of good quality as well as complete specifications.

Limestone & Dolomite