Foursquare Roll Forming Machine
Suitable raw-material specification:
Materials: Mild steel or cold rolled steel sheet in coil.
Thickness: 0.4-2.0 mm
The size of profile: According to customer
Profile: Refer the drawing.
The size of profile changed by spacer.

Main parameters:
A. Decoiler 1 set
Hand operating expansion type.
Max. Bearing weight: 5 T
Coil specification:
Inner diameter: 400_450 mm;
Outer diameter: 1500mm;
Max. Width: 300 mm
Hand operating expansion to tighten the coil.
Without power to rotate, equipped with brake device.

B. Roll forming machine 1 set
The size of profile changed by spacer way.
Forming steps: 22 stations with entry guide stand. Each station consist of 2 sets of roller around 2 shafts one up and one down.
Main machine base is assembled by high class and precise welding treatment.
Transmit system: The motor drive the reduction gearbox changes over to the forming rollers simultaneously. Driven by gear and chain
Main machine motor: 7.5 KW; 380V, 50Hz
Forming roller: Complete set of 13 stations.
Roller's specification: Cr15 steel, the surface of roller been fine polished; Hardness up to HRC55-57.
Shaft: 45# carbon steel; Diameter: 50 mm
The bearing model: 60308 (Chinese standard)
Roll forming speed: 8M/Min
With cooling system

C. Automatic cut-off system 1 set
SAW automatic cut-off
Clamping device 1 set
Motor: 2.2 kW
Length tolerance: + 2mm/10m
Pneumatic control cut-off
Cut off with waste material.

D. Product run-out table 1 set
Simple frame by weld for run out 6 meter long.
8# channel steel
Welding structure.

E. Control system
Normal electric component control, products from Taiwan.
Baffle controls the length.
Emergency shutdown.
Power supply: 380V; 50 Hz; 3 phs