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Polyurethane (PU) Polishing Pad

Polyurethane (PU) Polishing Pad

More Superhard provides polyurethane (PU) polishing pads. Abrasive fillers include cerium and zirconium, some pads do not have abrasive filler.

Alias: MSH-110, MSH-120, MSH-130, MSH-210, MSH-230,
Application: glass, LED, precision optics

Applications 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

Shape Dimensions (inches / mm)              
Rectangle 23 x 55 inches 584.2 x 1397 mm
36 x 71 inches 914 x 1803 mm
Square 42 x 42 inches 1066 x 1066 mm
52 x 52 inches 1320 x 1320 mm
Roundness φ 26 inches 660 mm
φ 32 inches 812 mm
φ 38 inches 965 mm
φ 52 inches 1320 mm
Custom sizes, shapes and configurations are available.Email: [email protected]

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)

Model Filler

Average Density G / cm³ (Ib / ft³ )

Average Hardness shore - A

Application Area

MSH-110 PU polishing pad

MSH- 110

cerium oxide 0.42 (26) 78

Glass Crystal Metal Ceramic

MSH-120 PU polishing pad

MSH- 120

cerium oxide 0.43 (27) 78 Glass Crystal

MSH-130 PU polishing pad

MSH- 130

cerium oxide 0.35 (22) 66 Glass Crystal

MSH-210 PU polishing pad

MSH- 210

zirconium oxide 0.59 (37) 90 Glass Metal Ceramic

MSH-230 PU polishing pad

MSH- 230

zirconium oxide 0.40 (25) 74 Glass Crystal

MSH-240 PU polishing pad

MSH- 240

zirconium oxide 0.57 (36) 88 Glass Crystal

MSH-410 PU polishing pad

MSH- 410

none 0.51 (32) 88 Glass Metal Ceramic Crystal

MSH-420 PU polishing pad

MSH- 420

none 0.77 (49) 96 Glass Metal Ceramic Crystal

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 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.

Polyurethane (PU) Polishing Pad
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