This CZU purlin roll forming machine is specially engineered for continuous and high-precision production of C, Z and U type steel purlins used in steel structure construction projects. The production line integrates hydraulic decoiler, leveling device, punching unit, roll forming section, hydraulic flying cutting system and PLC automatic control into one complete and efficient solution.
With a heavy-duty welded steel frame and precision-machined forming rollers, the equipment ensures excellent dimensional accuracy, smooth profile finish and reliable long-term performance under industrial production conditions.
1. Equipment Type: Automatic CZU interchangeable roll forming machine
2. Forming Technology: Cold roll forming process
3. Profile Options: C purlin, Z purlin, U channel
4. Applicable Material: Galvanized steel coil / carbon steel coil
5. Material Thickness Range: 1.5–3.5 mm
6. Coil Inner Diameter: 450–550 mm
7. Coil Outer Diameter: ≤1500 mm
8. Forming Stations: 16–22 roller stations
9. Roller Material: 45# steel with heat treatment
10. Roller Surface: Hard chrome plated
11. Shaft Material: 40Cr alloy steel
12. Shaft Diameter: 75–95 mm
13. Transmission System: Chain drive with gear transmission
14. Main Motor Power: 18.5–22 kW
15. Hydraulic Power: 7.5–11 kW
16. Punching Method: Hydraulic pre-punching
17. Cutting Method: Hydraulic flying cutting
18. Cutting Blade Material: Cr12Mov quenched steel
19. Forming Speed: 10–25 m/min
20. Length Tolerance: ±1.5 mm
21. Control System: PLC fully automatic control
22. Operation Interface: Industrial touch screen HMI
23. Power Supply: 380V / 50Hz / 3 Phase (customizable)
24. Size Adjustment: Motorized automatic width adjustment
25. Web Height Range: 80–300 mm adjustable
26. Flange Width Range: 40–100 mm adjustable
27. Hole Positioning: PLC programmable control
28. Decoiler Capacity: 5–10 tons hydraulic decoiler
29. Leveling System: Integrated straightening unit
30. Machine Frame: Heavy-duty welded steel structure
31. Base Frame: Reinforced H-beam base
32. Lubrication System: Centralized lubrication
33. Cooling System: Hydraulic oil cooling device
34. Safety Features: Emergency stop & protective guards
35. Electrical Components: Schneider / Siemens optional
36. Surface Treatment: Anti-rust and anti-corrosion coating
37. Machine Color: Blue and grey (customizable)
38. Production Mode: Continuous automatic forming
39. Application Industry: Steel structure fabrication industry
40. Application Projects: Warehouses, factories, workshops
41. Finished Product Usage: Roof purlins and wall purlins
42. Installation Service: Overseas installation and commissioning available
43. Technical Training: On-site operator training supported
44. Certification Option: CE certification available
45. Custom Engineering: Profile design and configuration customization supported
The machine supports fast switching between C and Z profiles without manual roller replacement, significantly reducing downtime and improving productivity. High-precision rollers and rigid structural design ensure consistent forming accuracy and long service life.
The hydraulic punching and flying cutting systems provide accurate hole positioning and clean cutting edges. Through the PLC control system and user-friendly touch screen interface, operators can easily set production length, quantity and punching parameters for efficient automated manufacturing.
This CZU purlin roll forming production line is an ideal high-efficiency solution for modern structural steel manufacturers seeking reliable performance and flexible production capacity.



