... ,dustproof ,anti-aging ,fireproof ,ect .3 .used in precision casting of thin covers to increase the cover strength ,improve the casting ... used as the anti-glutinous agent of cellophane ,pre-treatment agent of photographic paper ,skidproof agent of cement bags ,ect .6 .used ... process wool and rabbit hair ,it helps improve the processing of wool and rabbit hair ,reduce broken ends ,eliminate flying ...