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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

ShapeDimensions (inches / mm)              
Rectangle23 x 55 inches584.2 x 1397 mm
36 x 71 inches914 x 1803 mm
Square42 x 42 inches1066 x 1066 mm
52 x 52 inches1320 x 1320 mm
Roundnessφ 26 inches660 mm
φ 32 inches812 mm
φ 38 inches965 mm
φ 52 inches1320 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)

                ModelFillerAverage Density G / cm³ (Ib / ft³ )Average Hardness shore – AApplication Area
MSH- 110

                 MSH- 66

cerium oxide            0.42 (26)                78Glass Crystal Metal Ceramic
MSH- 120

                  MSH- 77

cerium oxide            0.43 (27)                78Glass Crystal

MSH- 130

                  MSH- 13

cerium oxide            0.35 (22)                 66Glass Crystal
MSH- 210

             MSH- LASER

zirconium oxide             0.59 (37)                 90Glass Metal Ceramic
MSH- 230

                 MSH- 46

zirconium oxide0.40 (25)74Glass Crystal
MSH- 240

                 MSH- 26

zirconium oxide              0.57 (36)               88Glass Crystal
MSH- 410

                   MSH- 57

none             0.51 (32)                 88Glass Metal Ceramic Crystal
MSH- 420
                 MSH- 87
none                0.77 (49)                 96Glass 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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