MANUFACTURING TECHNIQUE OF TIGHTENING PRODUCTS MADE FROM COPPER POWDERS

摘要

FIELD: metallurgy. ^ SUBSTANCE: copper powder is layer-by-layer filled up into mould with layer height 0.5-10.0 mm, pressed and cemented. Method provides increasing of equitightness of received product. ^ EFFECT: increasing of sealing property, decreasing of bolt tightening effort, increasing of metallic yield and increasing operating resources of sealed unit. ^ 1 tbl, 1 ex