Method for preserving the grinding characteristics of a grinding

Details Method for preserving the grinding characteristics of a grinding Method for preserving the grinding characteristics of a grinding

1978-03-07

1980-12-16

Arnold, Donald J.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

51295, 51298, 51308, 51309, 83 22, B24B 1700, C08G 5112

Patent

active

042395011

ABSTRACT:
A grinding and cutting process and articles employing an effective amount of a grinding aid, typical of which is sodium nitrite which, when applied to the abradant 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.degree. F. to 1000.degree. F., a decomposition temperature at least 100.degree. F. above the melting temperature and a latent heat of melting greater than 10 cal/gm.

REFERENCES:
patent: 3385682 (1968-05-01), Lowen
patent: 3385684 (1968-05-01), Voter
patent: 3528789 (1970-09-01), Mathewson
patent: 3595634 (1971-07-01), Sato
patent: 3607161 (1971-09-01), Monick
patent: 3661544 (1972-05-01), Whitaker
patent: 3833346 (1974-09-01), Wirth
patent: 4007020 (1977-02-01), Church et al.

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