This standard specifies the structural type, specifications, technical conditions and markings of the movable convex mode rolling guide mold base and the flat intermediate guide column mold base of the precision blanking die. This standard applies to typical combinations of movable convex patterns of fine blanking dies and typical combinations of flat circular templates.
SJ/T 10339.9-1993 history
1993SJ/T 10339.9-1993 Anti friction bearing die sets of fine blanking die with sliding punch.Center pillar sets for laid die plate