... rubber,chemical,papermaking etc. Limestone Powder,filler in printing inkApplication: 200mesh: as the additive in the ... as raw material, is made through process of calcining.chemical reaction,reselection.dehydration,drying and depolymerization ... .It is adopted the technics of particular multi-selection and secondary depolymerization.2. ... E07108, Limestone Powder, filler in printing ink