Inquiry (采购产品): powdered chalk I am experimenting with different abrasives to be used as a lap for removing light imperfections from a certain type of plastic. Specifically I am curious about powdered chalk because of its' rating on the abrasive scale. **** Hidden Message ***** Brad Berry 90224 Company: PIONEER Paint Blemish Repair E-mail: bradfordpbr@hotmail.com **** Hidden Message ***** bradfordpbr@hotmail.com
