Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent
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.
Arnold Donald J.
Kramer Barry
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