Further, when a polishing layer is made of {TAIL ~ thermoplastic polyurethane} with a non foam structure and having {HEAD ~ a specific physical property}, the effects become more significant 
Further , when a polishing layer is made of { TAIL ~ thermoplastic polyurethane } with a non foam structure and having { HEAD ~ a specific physical property } , the effects become more significant
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH