... Low cost Polyurethane Polishing Pad for LCD TP Lens 1. IntroductionPolyurethane polishing pad LD66 can substitute for ... like LP66 and LP26, applicable to polish optical lens,prism,glass substrate, glass clock,silicon wafer ... is 1680mm×1680mm 2. Polyurethane polishing pad Types (1) LD66\LD77 Coffee color It has cerium oxide ... 2400×1200, 2600×1300Thickness0.5, 0.8, 1.0, 1.27, 1.5, 2.0, 2.5, 3.0Further ...