Product Overview

This Heavy Duty CZU Purlin Roll Forming Machine Production Line is designed for industrial-scale steel structure manufacturers. The line integrates hydraulic punching, precision roll forming and automatic cutting into one complete system, ensuring high efficiency, excellent dimensional accuracy and long-term stable operation.

Main Technical Specifications

• Machine type: Heavy duty cold roll forming production line

• Profile types: C purlin, Z purlin, U channel

• Material thickness range: 1.5–4.0 mm

• Material width: Automatically adjustable

• Applicable materials: GI steel, PPGI, cold rolled steel, hot rolled steel

• Maximum yield strength: ≤ 350 MPa

• Forming speed: 10–25 m/min

• Roller stations: 18–22 stations

• Roller material: GCr15 bearing steel

• Roller surface treatment: Heat treated and precision polished

• Shaft material: 45# forged steel

• Shaft diameter: 80–90 mm

• Main motor power: 18.5–22 kW

• Hydraulic station power: 7.5–11 kW

• Punching system: Integrated hydraulic punching unit

• Cutting system: Hydraulic post cutting

• Cutting blade material: Cr12Mov, heat treated

• Length tolerance: ±1.0 mm

• Control system: PLC automatic control system

• Operation interface: Touch screen HMI

• Voltage standard: 380V / 50Hz / 3 Phase

• Transmission system: Heavy-duty chain transmission

• Machine frame: Integral welded steel structure

• Base frame: Reinforced H-beam structure

• Hydraulic pressure: 18–22 MPa

• Cooling system: Air and oil cooling

• Electrical components: International brand electrical parts

• Safety protection: Emergency stop and full safety covers

• Automatic length measurement

• Automatic product counting

• High forming precision

• Smooth and burr-free profile surface

• Stable continuous production capability

• Easy operation and maintenance

• Energy-saving system design

• Long service life

• High production efficiency

Production Process

Steel coil feeding → leveling → hydraulic punching → roll forming → hydraulic cutting → finished purlin output.

Applications

Widely used in steel structure workshops, warehouses, factories, industrial buildings, prefabricated houses, logistics centers and agricultural steel construction projects.

Key Advantages

The machine features robust mechanical design, high automation and flexible profile adjustment, helping manufacturers reduce labor costs, improve productivity and ensure consistent product quality.