Diamond for a tool and a process for the production of the same

Details Diamond for a tool and a process for the production of the same Diamond for a tool and a process for the production of the same

1982-09-03

1985-03-19

Padgett, Ben R.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

75236, 75238, 75240, 75242, 75244, 419 6, 419 11, 419 12, 419 13, 419 14, 419 15, 76DIG12, B22F 702, B24D 302

Patent

active

045057460

ABSTRACT:
An improved diamond compact of the present invention comprises 20 to 85% by volume of diamond grains with a grain size of at least 3 .mu.m and the balance of a binder consisting of 20 to 95% by volume of ultra-fine diamond grains with a grain size of at most 1 .mu.m, at least one member with a grain size of at most 1 .mu.m, selected from the group consisting of carbides, carbonitrides, nitrides, borides of Group 4a, 5a and 6a elements of Periodic Table, solid solutions thereof and mixed crystals thereof and at least one member selected from the group consisting of iron group metals.

REFERENCES:
patent: 2731711 (1956-01-01), Lucas
patent: 3000087 (1961-09-01), Dyer
patent: 4231762 (1980-11-01), Hara et al.
patent: 4303442 (1981-12-01), Hara et al.
patent: 4370149 (1983-01-01), Hara et al.

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