... Whiteness:93-95% Size:5 micron Application: paint,caoting,rubber,plastics Active Heavy Calcium Carbonate for paintCaCO3 powder, Calcium ... Bedpan, Chair, Glue and so on.2.RUBBERThe Heavy Calcium Carbonate is used much for producing rubber products because it ... shoes, Electric cable, Tire, Belt, Hose, Sponge, Rubber paste, Rubber glue.3.PAINTTo add the Heavy Calcium Carbonate when producing the ...