Materials: Abrasives:brown aluminium oxide Bond:glue over glue,resin over glue,or resin over resin Paper: B,C,D-weight Application: Grinding for wood and paints. 粒度Grits： 24-36-40-50-60-80-100-120-150-180-220-240-280-320 页状Sheets:230×280mm, 115×280mm, 93×230mm 卷状最大宽度Max Width for roll：690mm 卷状最小宽度Min Width for roll：93mm