Product
C purlin roll forming machine line
The Backbone Builder: Your Complete Guide to the Purlin Roll Forming Machine Line
In the world of modern construction, efficiency, precision, and structural integrity are paramount. Steel structures, renowned for their strength and versatility, rely heavily on consistent, high-quality components. At the heart of producing one of the most fundamental elements – the purlin – lies the sophisticated purlin roll forming machine line. This integrated production system is engineered to transform raw coil steel into perfectly formed purlins ready to support roofs and walls in buildings worldwide. Let's delve into what makes this line indispensable.
Roll Forming Process Workflow Diagram
More parameters
| Product Name |
C purlin roll forming machine line |
| Main motor power | Private service motor, 22kw |
| Hydraulic station | 7.5 kw |
| Produce speed | 25 m/min |
| Shaft material | 45# Steel |
| Touch screen | Delta or customized according to customer requirements |
| Rolling materials | Cr12, heat treatment HRC58-60℃ |
| Cutting blade material | Cr12MoV |
| Roller diameter | Φ80 mm |
| Voltage | 380v 50hz 3p be customized |
| Feeding thickness |
1.0-3.0 mm |
| Rows | 14, equipped with 4 sets of mold change |
The Machine Line:
A purlin roll forming machine line is not a single machine, but a seamlessly integrated series of stations working in concert. Each stage plays a vital role in the transformation process:
Uncoiling & Feeding: The process begins with heavy-duty decoilers that securely hold and feed large coils of steel (typically galvanized, galvalume, or pre-painted) into the line. Optional features like hydraulic expansion mandrels ensure smooth coil handling.
Leveling (Entry): Before forming, the steel must be perfectly flat. An entry leveling machine (or straightener) meticulously removes any coil set, camber, or crossbow from the strip, ensuring a flawless starting point for the forming process. This is crucial for dimensional accuracy in the final purlin.
The Heart: Roll Forming: This is where the magic happens. The core purlin roll forming machine consists of a series of precision-engineered roll stations mounted on a robust frame. Each consecutive set of hardened steel rolls progressively bends the flat strip into the complex cross-sectional shape of the desired purlin profile (e.g., C-section, Z-section, Sigma). Modern machines use servo-driven technology for exceptional speed control and synchronization.
Punching/Notching (Optional): For purlins requiring bolt holes, service holes, or end notches for connections, an in-line punching or notching unit is integrated. This can be servo-controlled for high accuracy and flexibility in hole patterns.
Precision Cutting: Once the profile is fully formed to the exact length, a high-speed cutting system (flying cut-off) precisely shears the purlin. This can be hydraulic or servo-electric, synchronized with the line speed for clean, burr-free cuts without stopping the forming process.
Output & Stacking: The finished purlins are conveyed out of the line. An automated stacking system, often with counter capabilities, neatly organizes the purlins into bundles of predetermined counts, ready for strapping, labeling, and shipment.
Our photos with our customers
About us
HOPEX (Wuxi) Intelligent Technology Co., Ltd.: Pioneering Roll Forming Innovation Since 1996
Founded in 1996 with a dedicated R&D team for roll forming technology, HOPEX has evolved into a global force in intelligent manufacturing. Established in Wuxi in 2003, we launched our core product lines—semi-automatic purlin machines, cable tray machines, and guardrail machines—laying the foundation for our commitment to 100% customized solutions.In 2016, we doubled our team and expanded our offerings to include solar strut machines and heavy-duty leveling/slitting lines, while strengthening R&D for our flagship products. By 2022, HOPEX achieved 100% sales growth and revolutionized production through full automation, upgrading all equipment to smart manufacturing standards and growing our R&D team to 10+ experts.Today, we export cutting-edge machinery worldwide—serving Russia, Australia, India, the Middle East, Southeast Asia, and beyond—as we fully enter the global market in 2025. Our vision is clear: to be the global leader in roll forming technology, making precision engineering easier and hassle-free for industries everywhere.
FAQ
Q: Are you a trading company or a factory?
A: We are a factory with a professional production team and service consciousness, just for exporting various types of cold roll forming machines.
Q: Can a machine produce only one style of panel profile?
A: Not complete. Suitable for the C purlin roll forming machine line. It can produce more than 3 panels.
Q: How long does it take to manufacture the machine?
A: In general, the C purlin roll forming machine line be completed in 20 to 45 business days. But if you need machines urgently, we can save you time.
Q: Is there quality control when producing the production line?
A: Yes, we have a team that is responsible for quality control, including the laying of raw materials, processing rolls and other parts, processing, assembly, testing, and packaging on the roll surface and shaft.
Q: What can you do if the machine breaks?
A: Our machine is warranted for 24 months. If the damaged part cannot be repaired, we can send a new part to replace the damaged part, but you will need to pay the courier fee yourself. If the warranty period is exceeded, we can resolve the issue through negotiation, and we provide technical support for the entire life cycle of the device.
