... )≥8000Surface TreatmentZR ,AL coating 2. Application:1) In paint industry, It is used as white pigment and glaze of porcelain.2) It ... can also be used as coating and filling in paper-making ... , rubber, printing, dying, cosmetics, medicine 3.Feature: White powder, insoluble in water.Soluble in hot and concentrated strong acid and alkali, having the ...