Polyurethane Polishing Pad

We are offering polyurethane polishing pad for precision optical glass, sapphire substrate (hy57).
Hy57 polyurethane polishing pad:
1. Description:
commonly known as polishing paper, it can replace imported polished wafers as lp66, lp77, lp26, lp57, etc. It is used in polishing the surface of optical prism, optical lens, conductive film glass, phone panel glass, sapphire substrate, stainless steel, alufer, titanium alloy, silicon pellet, watch and clock glass and crystal glass, etc.
2. Specification:
hardness degree: shore a87
filling material : na
density: 0.60 ± 2
color: white
application: high-speed or ultra-high-speed polishing of precision optical glass, sapphire substrate and semiconductor substrate. It can make the processed work piece aperture more stable without collapses of its edge.
Performance indexes (compare with lp unalon of universal photonics ): lp57