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Rainbow Automatic Thread Rolling Machine for Large Screw

Rainbow Automatic Thread Rolling Machine for Large Screw

  • Model: CY20X
  • Diameter/mm: 14-20
  • Screw Length/mm: 150
  • Thread Length/mm: 80
  • Moving Dies Stationary Length: 290/330/50
  • Main Motor/kw: 37.5
  • Max. Output/pcs/min: 73-85
  • Weight/kg: 14000
  • Machine Size/mm: 3024*1824*2300

The thread rolling machine adopts two thread profile thread rolling plate staggered 1/2 screw distance design, One plate is fixed, movable plate is on the fixed plate do straight line motion back and forth, when the work piece feed between two plates, movable plate move forward twist work piece, make its surface plastic deformation into thread. To roll thread on blank shank of bolt after being cold-headed. 

Harbin Rainbow Technology Co., Ltd.


Contact Person:Joanne Qu

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