Diamond Ceramic bond Dry floor polishing pad can effectively remove marks left by metal grinding tools, which is aggressive with long life. It is designed to transition from a metal bond diamond grinding process to a resin polishing process. Remove metal bond scratches quicker and will not get too heat during the polishing process, therefore maintains a cooler operational temperature that ultimately increases service life. Ceramic diamond floor polishing pads are usually used for coarse grinding with grits 30, 50,100,200,400.