FIELD: plastic metal working. SUBSTANCE: method comprises steps of placing blank in container, deforming it by predetermined length, relieving pressure, placing next blank and deforming it by predetermined length value at applying mechanical effort to rear ends of said blanks. Special washer of plastic material with shear resistance being 2-3 times less than that of blank material is placed between ends of said blanks. Deformation is realized through two successively arranged working and sizing dies. EFFECT: enhanced efficiency. 4 dwg
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Authors
Dates
1997-07-20—Published
1995-08-22—Filed