Modern steel structure construction requires strong, precise, and cost-effective structural components. The Fully Automatic CZ Purlin Roll Forming Machine is designed to meet this demand by producing high-quality C-type and Z-type steel purlins from metal coils in a fully automated process.
This advanced cold roll forming equipment integrates feeding, leveling, punching, roll forming, and hydraulic cutting into one continuous production line. As a result, manufacturers can produce large volumes of purlins with consistent quality while significantly reducing labor costs and production time.
Moreover, the machine supports fast switching between C and Z profiles, allowing manufacturers to respond quickly to different project requirements.


Key Advantages of the CZ Purlin Machine
1.One of the most valuable features of this machine is its automatic C/Z profile changeover system. Operators can switch between C purlins and Z purlins directly from the control system without replacing rollers or molds.
Consequently, the conversion time can be reduced to only 3–8 minutes, which greatly improves production flexibility for factories handling multiple orders with different specifications.
2.The machine adopts a high-performance motor and hydraulic cutting system, enabling stable operation during long production cycles. In addition, the automated PLC control ensures accurate length control and batch production.
Under normal operating conditions, the production speed can reach 8–15 meters per minute, allowing manufacturers to achieve high daily output while maintaining excellent dimensional accuracy.
3.Another major advantage is the machine’s ability to process a wide range of metal materials. It can efficiently form:
- Galvanized steel sheets (GI)
- Pre-painted steel sheets (PPGI)
- Aluminum coils
- High-strength steel strips
The machine supports thickness ranges from 1.5 mm to 3.0 mm, making it suitable for various structural applications.


Technical Specifications
| Item | Specification |
|---|---|
| Machine Name | Fully Automatic CZ Purlin Roll Forming Machine |
| Brand | ZTRFM |
| Voltage | 380V / 50Hz / 3 Phase |
| Main Motor Power | 15 KW |
| Hydraulic Power | 5.5 KW |
| Roller Stations | 12 Rows (Customizable) |
| Roller Material | GCr15 with Heat Treatment |
| Shaft Diameter | 80 mm Solid Shaft |
| Decoiler | Hydraulic Automatic Decoiler |
| Cutting System | Hydraulic Cutting with Cr12Mov Blade |
| Control System | PLC Control (Multi-Language Support) |
| Forming Speed | 8–15 m/min |
| Machine Weight | About 7–11 Tons |
| Machine Dimension | Approx. 15 m × 1.5 m × 1.5 m |
Wide Applications of CZ Purlins
CZ purlins play a critical role in modern steel structure construction. Because of their high strength, lightweight structure, and excellent load-bearing performance, they are widely used in various industries.


Industrial Steel Structure Buildings
In industrial factories and workshops, CZ purlins are commonly used as roof and wall support structures. They support metal roofing sheets or sandwich panels, providing stability and durability for large-span buildings such as manufacturing plants, automotive factories, and equipment workshops.
Warehouses and Logistics Centers
Large logistics centers require wide interior spaces with minimal columns. CZ purlins help create large-span steel frame systems, improving storage efficiency and maximizing usable space. Therefore, they are widely used in distribution warehouses, freight terminals, and cold storage facilities.
Solar Power Support Systems
With the rapid development of renewable energy, CZ purlins are increasingly used in solar photovoltaic mounting systems. Their high strength and corrosion resistance make them ideal for supporting solar panels in both ground-mounted and rooftop installations.
Agricultural Buildings
Agricultural facilities such as livestock barns, grain storage buildings, and greenhouse structures often rely on steel frames built with C or Z purlins. These structures benefit from the durability and cost efficiency of roll-formed steel components.
Commercial and Public Infrastructure
Large public buildings—including sports stadiums, exhibition halls, airports, and shopping centers—require strong yet lightweight roof support systems. CZ purlins provide the necessary structural support while reducing the overall building weight.
Prefabricated and Modular Housing
In prefabricated construction, manufacturers produce structural components in factories and assemble them on site. CZ purlins are frequently used as primary framing elements or secondary support members, helping speed up construction and reduce labor costs.
Reliable Roll Forming Technology
The roll forming section uses high-precision rollers made from GCr15 steel with heat treatment, ensuring long service life and consistent forming accuracy. At the same time, the Cr12Mov hydraulic cutting system provides smooth and precise cuts without damaging the steel profile surface.
Because of this reliable design, the machine delivers stable performance even during continuous high-volume production.
If you are planning to invest in steel structure production equipment, the Fully Automatic CZ Purlin Roll Forming Machine provides a powerful and efficient solution for manufacturing high-quality purlins for construction projects worldwide.















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