High hardness composite sintered compact

Details High hardness composite sintered compact High hardness composite sintered compact

1987-12-14

1989-06-06

Lechert, Jr., Stephen J.

Stock material or miscellaneous articles

All metal or with adjacent metals

Having metal particles

419 11, 419 13, 428408, 428621, 428627, B22F 300

Patent

active

048370894

ABSTRACT:
A composite sintered compact consisting of a sintered body portion, which contains at least one of high density boron nitride and diamond, and a cermet or metal portion bonded to the sintered body portion through an amorphous metal interposed between the sintered body portion and the cermet or metal portion at their bonding area, has high hardness and strength, and further has excellent handleability, heat resistance and toughness during the whole processes ranging from its production to its consumption.

REFERENCES:
patent: 2382666 (1945-08-01), Rohrig et al.
patent: 3856480 (1974-12-01), Johnson et al.
patent: 4353963 (1982-10-01), Lee et al.
patent: 4380471 (1983-04-01), Lee et al.
patent: 4621031 (1986-11-01), Scruggs
patent: 4686080 (1987-08-01), Hara et al.

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