Metal grinding and cutting aids and methods of manufacturing...

Details Metal grinding and cutting aids and methods of manufacturing... Metal grinding and cutting aids and methods of manufacturing...

B - Operations, Transporting

24

D

253/10, 57/15

B24D 99/00 (2010.01) B24B 1/00 (2006.01) B24D 3/34 (2006.01) C08K 3/28 (2006.01)

Patent

CA 1067885

ABSTRACT OF THE DISCLOSURE A grinding and cutting process and articles em- ploying an effective amount of a grinding aid, typical of which is sodium nitrite which, when applied to the abradent or cutting edge of a tool, accelerates the modification of a metal workpiece and prolongs the useful life of the tool. The grinding aids of this invention are compounds free of sulfur and/or halogen and having a melting point in the range of 70°F. to 1000°F., a decomposition temperature at least 100°F. above the melting temperature and a latent heat of melting greater than 10 cal/gm.

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