4R series

Double-Pinch Hydraulic Bending 4-Rolls

SPEC BUILD
R

R

Slip Roll

PR

PR

Single Pinch Roll

HR

HR

Double-Pinch Roll

4R

4R

Double-Pinch 4-Roll

4R

Hydraulic Double Pinch Bending Roll

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performance

6.0 - 10.0 mm 

Bending Thickness

1550 - 3050 mm

Bending Length

190 - 260 mm

Roll Diameter

Features

Top Grade Alloy Steel Rolls

All 4 rolls made of ​Top Grade Alloy Steel Rolls hardness up to HRC 53-55

Emergency Stop Safety Cable

Emergency Stop Safety Cable

Safety Railing of Outboard end

Safety railing of outboard end

OPTIONALS

Cone attachment

Cone bending attachment

Infinitely Variable Rotation Speed

Infinitely Variable Roll Rotation Speed

Wireless Remote Control

Wireless Remote Control unit

SPECIFICATION

4R - Hydraulic Double Pinch Bending 4-Roll

Specification / Model 4R-0560H 4R-0660H 4R-0860H 4R-1060H
Bending Length 1550 mm 2050 mm 2550 mm 3050 mm
Bending Capacity - Mild steel / Roll dia Ø x 5 10 mm 10 mm 10 mm 10 mm
Pre-Bend Capacity - Workpiece Roll dia Ø x 5 8 mm 8 mm 8 mm 8 mm
Bending Capacity - Mild steel / Roll dia Ø x 1.5 8 mm 8 mm 8 mm 8 mm
Pre-Bend Capacity - Workpiece Roll dia Ø x 1.5 6 mm 6 mm 6 mm 6 mm
Central (Top) Roll diameter 190 mm 220 mm 240 mm 260 mm
Bottom Roll diameter 170 mm 200 mm 210 mm 230 mm
Side Roll diameter 170 mm 200 mm 210 mm 230 mm
Motor  (HP) 7.5 HP 7.5 HP 10 HP 10 HP
Roll speed (m / min) 3.2 3.2 3 3
Packing Size (mm) 3000 x 1270 x 1370 4120 x 1640 x 1700 4500 x 1500 x 1500 5000 x 1600 x 1700
Packing Weight (KG) 3800 5650 6200 7300

4R - Hydraulic Double Pinch Bending 4-Roll

  • Two Roll Drive
  • Double Pinch Rolls
  • DRO for Double Pinch rolls positioning
  • All rolls are made of Top-grade alloy steel hardened up to 53∘±1
  • Hydraulic powered pinch and rear roll adjustment
  • Portable controller around the machine for rolls forward/reverse/pinch adjustment
  • Hydraulic circuits is protected against overload and fully enclosed to provide low-noise and leak-proof flow system
  • Cone bending attachment
  • Hydraulic powered drop end

4R - Hydraulic Double Pinch Bending 4-Roll

  • Infinitely variable roll rotation speed
  • Roll feeding table
  • Safety railing of outboard end
  • Wireless remote control unit (instead of foot switch unit)
  • CE Conformity.

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