Composite tool and a process for the production of the same

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

1988-11-21

1990-08-21

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of inorganic material

51293, 51307, 419 5, 419 8, 419 12, 419 13, 428212, 428408, 428688, 428697, 428699, 428704, B22F 708, C23C 1114, C04B 3558

Patent

active

049505572

ABSTRACT:
A composite tool with a higher bonding strength and higher heat resistance is provided comprising an insert of a hard material such as composite diamond or BN compacts and a support of a hard metal or alloy such as steel and cemented carbides, having a larger volume than the insert, the insert and support being bonded by friction welding through an interlayer of a high strength metal or alloy such as Co and Ni with a thickness of at most 1 mm.

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patent: 4442169 (1984-04-01), Graham
patent: 4497874 (1985-02-01), Hall
patent: 4522633 (1985-06-01), Dyer
patent: 4686080 (1987-08-01), Hara et al.

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