Heavy Duty Motorised 4 Roll Bending Machines from 6mm to 160mm Capacities.
Motorised Hydraulic 4 Roll Bending Machines Incorporating a High Torque Drive System, Hardened Rolls with crowning and a Planetary Swing Rolls System.
Note: Values given are based on 240 N/mm2 yield point material.
*ØDmin=Ødx2(Pre Bending); Ødx4 (Bending). Conical bending capacity can be taken half of the above values.
Standard Equipment
Control Unit with Digital Readout
Conical Bending
Induction Hardened Rolls
Side Rolls Positioning from electronically synchronised PLC
Rolls seated with bearings
Top Roll Hydraulic opening device
Bottom and Top Rolls Hydraulic Motor Driven and Planetary Gear Box
Side Rolls Hydramotor driven. (Top Roll Ø 360mm and above operated by a gear
box plus Hydramotor)
Stress relieved Steel Construction
Hydraulic pressure adjustable bottom rolls
Electrical and Hydraulic overload protection
Options
NC Control Unit
CNC Control Unit - Colour - Graphic Control
Polished Rolls
Variable Speed Control
Side Supports
Vertical Support Crane System (Mechanical or Hydraulic)
Changeable Top Roll for Smaller Diameters
Material Feeding Table
Special Applications for Wind Tower Production
History
Registered in 1977, the name ACRA Machinery has always been synonymous with the highest quality machinery and the best customer service available. Founded by the still present Owner Jeff Beable.
Acra Machinery was first registered in 1977 starting out as a service business mainly repairing and maintaining Kleen press brakes and guillotines, then later all Acrabend Press Brakes and Acrashear Guillotines. It wasn’t long before many customers were asking for Jeff’s assistance
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DANDENONG, VIC
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