Cut-off knives and cut-off bushes should never be omitted
in any cold working operation. They
enable the capacity of the machine to be better utilised and
reduce the production cost. Cut-off knife
cuts the wire uniformly clean even in a large quantity of
production and thereby the need for constant
attention to check the burr formation is avoided. Due to the
burr free cut surface of the wire, the life
of the cold heading tools is simultaneously increased.
Cut-off knives and bushes are offered in various executions.
The bore diameter of Parin cut-off
Cut Off Knife
Bush Knife |
bushes will be about 0.03 mm to 0.05 mm more than the wire
diameter for thin wires and
approximately 0.05 mm to 0.08 mm more for thicker wires.
products are generally supplied in Grades P30, P40 and P55.