Polyurethane (PU) Polishing Pad More Superhard provides polyurethane (PU) polishing pads. Abrasive fillers include cerium and zirconium, some pads do not have abrasive filler.
Application of polyurethane (PU) polishing pad :
polishing and finishing of glass, LCD/LED substrates, precision optics, hard disk, metal and semiconductor wafer surfaces.
Size of polyurethane (PU) polishing pad :
dimensions include 23 x 55 inches (584.2 x 1397 mm), 36 x 71 inches (914 x 1803 mm), 42 x 42 inches (1066 x 1066 mm), 52 x 52 inches (1320 x 1320 mm) .
26 inches (660 mm), 32 inches (812 mm), 38 inches 965 mm, 52 inches (1320 mm).
Custom sizes, shapes and configurations are available.
Thickness for polyurethane polishing pad:
standard thickness for PU polishing pads ranges from 0.020 inches (0.508 mm) to 0.20 inch (5.08 mm).
Pressure-sensitive adhesives (PSA) backing: adhesive backing is available on all types of pads. PSA backing ranges from high-holding to low tack/easy release.
Grooving :grooves improve pad performance by reducing excess slurry from the pads surfaces. More Superhard 's pad in offered in a variety of groove configurations . The depth of a groove is usually half of the pad thickness, only pad with thickness of more than 2 mm can be grooved . Groove width is usually 2 mm, and the island size is usually 16*16 mm.
Custom sizes , shapes and configuration are available.
For more information about our products,please contact me anytime!