Title: Abrasive bodies

Abstract: A laminated abrasive body which is in effect a thick compact comprising a plurality of diamond or cubic boron nitride compacts laminated together, joining of adjacent compacts taking place by means of a layer of a metal or metal alloy braze and the thickness of the laminate exceeding 5 mm and the longest dimension of the body transverse to the thickness exceeding 2 mm. The invention also covers methods of making such laminated bodies by forming alternate layers of braze and compact or compact-forming material and then forming the laminate under elevated temperature and pressure.

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Inventors: Wilson, William I.

Application Number: 882808
Filing Date: 1978-02-28
Publication_date: 1980-10-21
Assignee:
Primary Class(es): 51/297 51/307, 51/309
Other Classes:
US Patent Ref:

3141746	Jul, 1964	Delai	51/309.
3212852	Oct, 1965	Bundy	51/309.
3407445	Oct, 1968	Strong	51/307.
3767371	Oct, 1973	Wentorf et al.	51/309.
3850591	Nov, 1974	Wentor, Jr.	51/309.
4063909	Dec, 1977	Mitchell	51/309.

Other Refs:
Primary Examiner: Arnold, Donald J.
Assistant Examiner:
Attorney: Haseltine, Lake & Waters