Patent ID: 6287513
Filing Date: 2001-09-11
Classification: B22F,H01F

Abstract:
A method of shaping powdered metal parts comprising:(a) providing powdered metal from a source;(b) applying a heated fugitive coating to the powdered metal;(c) passing the powdered metal through a heated tube from a supply thereof to the die for the molding of the part;(d) monitoring the temperature of the heated tube during the passage of the powdered metal there through;(e) heating the die and monitoring the temperature thereof;(f) heating a punch die and monitoring the temperature thereof;(g) after filling the die with coated powdered metal, compacting the powdered metal by applying pressure from the punch die to the filled die thereby compacting the metal to a desired shape;further comprising measuring the temperature of the powdered metal, the heated tube, the die for the mold part, and the punch die during processing every 0.1 to 0.5 seconds.