What is the application of producing heavy calcium carbonate powder from stone waste?

It can be used in rubber industry. Heavy calcium carbonate powder as filler can increase the volume of rubber products, save natural rubber, and enhance tensile strength, tear strength and wear resistance.
It can be used in the plastic industry. Heavy calcium carbonate powder as a skeleton can enhance the stability and hardness of products, improve the surface gloss and smoothness, and can also replace expensive white pigments.
It can be used in the paint industry as a filler. Increase the stability and luster of the products.
It can be used in papermaking industry, heavy calcium carbonate powder as whitening agent, reduce papermaking cost, increase strength and whiteness.
It can be used in the construction industry, heavy calcium carbonate powder as a filler to increase the toughness and strength of the product.
It can be used in fireproof ceiling industry as filler. Improve the whiteness and brightness of products, enhance the fire performance.