Die assembly and method of making the same

Details Die assembly and method of making the same Die assembly and method of making the same

1978-10-06

1980-10-21

Mehr, Milton S.

Metal deforming

Tool and/or tool holder

Tool comprising closed periphery deforming passageway

76107A, B21C 304

Patent

active

042286735

ABSTRACT:
A draw or ironing die assembly includes a housing having a minimum modulus of elasticity of 50,000,000 p.s.i. and an axial hole therethrough. A die wear ring of greater elastic modulus and greater hardness is shrunk fit into the axial hole. Tungsten carbide is a suitable material for each part.

REFERENCES:
patent: 3178925 (1965-04-01), Nolan et al.
patent: 3848453 (1974-11-01), Hardt
patent: 3918288 (1975-11-01), Verduzco et al.

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