Plantex Cool Top flap discs provide additional cooling when grinding stainless steel. The discs' abrasive fabric is 100 percent pure zirconium, with an additional top-size coating that provides increased cooling to improve grinding performance and service life. Plantex Cool Top flap discs feature a backing plate made of natural hemp with a polypropylene binder; the compound provides high insulating, vibration-damping and noise-reducing properties. The discs are available in diameters of 4, 4 ½, 5 and 7 inches, and grits of 40 and 60. They are suited for speeds of 5,000 and 8,000 rpm and can run at a maximum of 13,300 rpm.

CS Unitec, Norwalk, Conn.
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