... .high whiteness 2.calcined or washed kaolin 3.used in paper,paint ect 4.100-1250 mesh kaolin clay mine 1 ... ,kerosene,white oil,vaseline,etc.♦Used for recycling and regeneration of industrial waste oil,such as machine oil,lubricating oil,used oil,etc ... smoothness of coating layers. It lends opacity and flexibility to paper, improves ink adsorption, enhances luster, and reduces printing spots. 7 ...