PFERD Polifan® Special Line SGP Z-CURVE Unthreaded Coated Abrasive Flap Disc, 4-1/2 in Dia, 7/8 in Center Hole, 40 Grit, Zirconia Alumina Abrasive, Type PFR/Radial Disc

PFERD tools for grinding and cutting are of premium quality. Decades of experience in advising on diverse applications lead us to the continuous development of new and innovative products.

• POLIFAN® CURVE is a PFERD innovation designed to quickly achieve a smooth, consistent surface finish on fillet welds
• The unique radial construction shape (PFR) offers a superior solution for this common task
• Tough and aggressive removes scale and bead from all metal like steel stainless steel (INOX), aluminum and alloys
• Works faster than grinding wheels without the risk of undercutting the workpiece
• Precise grinding out of fillet welds provides a superior surface finish
• Smooth finish allows easy visual inspection for defects, such as porosity and inclusions
• Ideal for repair applications to remove defects without damage to adjacent areas, leaves ample room for new weld bead
• Excellent tool life including the radius edge of the disc
• Multi-purpose, used as conventional flap disc and for underhand applications using the top of the disc