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

1976-11-05

1978-06-20

Arnold, Donald J.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

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

Patent

active

040959619

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: 2377995 (1945-06-01), Coes
patent: 2529722 (1950-11-01), Chester
patent: 3020140 (1962-02-01), Bluth
patent: 3502453 (1970-03-01), Baratto
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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