Extrusion method using hot lubricant

Details Extrusion method using hot lubricant Extrusion method using hot lubricant

1981-11-27

1984-05-01

Combs, E. Michael

Metal deforming

With exposure of work to gas, vapor, mist, or modified...

B21C 2332

Patent

active

044453507

ABSTRACT:
There is disclosed a method for hot lubricated metal extrusion in which a billet is extruded into a solid or tubular form by means of a die and/or a mandrel with an organic lubricant interposed within a container, the method comprising feeding a combustion improver or a mixture of a combustion improver and water into an extruded product thereby burning off the carbide of the lubricant deposited on the surfaces of the extruded product.

REFERENCES:
patent: 3164253 (1965-01-01), Muller
patent: 3349593 (1967-10-01), Scheil
patent: 4192162 (1980-03-01), Zilges et al.

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