Inquiry (采购产品): grinding of rolls used in aluminum coiled sheet Would like to know if Roll Tech. can grind rolls used in building products based aluminum markets. Surface free of defects with a Ra of 22-26 PPI 125 to 175 **** Hidden Message ***** Phil Taggart 23237 Company: Aleris Rolled Products E-mail: phil.taggart@aleris.com **** Hidden Message ***** phil.taggart@aleris.com