In today’s booming development of steel structure buildings, purlins serve as the “skeleton” connecting the main frame and enclosure system, and their production efficiency and quality directly affect the entire project cycle and cost. Faced with the pain points of frequent switching, diverse specifications, and difficult recruitment of C-shaped steel and Z-shaped steel in the market, the Automatic CZ Purlin Roll Forming Machine has emerged. With its revolutionary “one machine dual type, one click change” intelligent solution, it is rapidly becoming a powerful tool for cost reduction and efficiency improvement in steel processing enterprises and large-scale project sites.
Core feature: Redefine the manufacturing speed of purlins
1. Rapid changeover, simplifying complexity
2. Smart brain, precise control
3. Multi functional integration, saving investment
4. Efficient and high-yield, with few personnel on duty
5. As solid as a rock, durable and reliable

Product Attributes :
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1.Raw Material
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PPGI,PPGL
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Material thickness: 1-3mm( 15-9 gauge )
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Coil width :150-500 mm adjusted
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2.Machine Frame
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Machine base frame is made of U beam weld steel. In the main roll forming machine, there are 2 buttons for urgency stop in case any malfunction happens.
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3.Material Of Rollers
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High grade 45# forged steel
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Roller material: Cr12 CNC processing heat treatment to HRC: 58-60 ,finish turning
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4.Forming Stations
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Roller stations :20 rows
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5.Diameter Of Shafts
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Φ75mm solid
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6.Material Of Shafts
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40 Cr CNC processing HRC28-32 ,finish turning and electroplate
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7.Forming Speed
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Max 30 m/min
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8.Voltage
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380v/50hz/3p (As Requested)
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9.Transmission Way
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By 1.5 inch chain
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10.Hydraulic Power
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30KW (WK series Hydraulic motor)
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11.Cutting Blade Material
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Gcr12 quenched treatment
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12.Cutting Type
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hydraulic post cutting
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13.Control
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Sizes adjust by PLC control and button
C and Z section changing by PLC control
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Pattern diagram:

Application scenario: Building a solid backbone of diverse buildings
·Industrial and Storage Buildings
Roof and wall purlin systems for large logistics parks, standardized factories, and steel warehouses. The fully automatic CZ steel machine can switch profiles at any time according to design needs, ensuring continuous feeding and shortening the main construction period.
·New energy photovoltaic industry
The support rails and connectors in photovoltaic brackets are extensively made of hot-dip galvanized C and Z-shaped steel, which requires strict requirements for hole accuracy and cross-sectional consistency. The equipment ensures the stability of the support structure through high-precision molding and has been widely used in ground power stations and commercial rooftop photovoltaic projects.
·Modern agricultural facilities
Smart greenhouses, ecological breeding facilities, fruit and vegetable storage sheds, and other lightweight steel structural frameworks. This device can flexibly produce various small-sized and thin-walled purlins, balancing lightweight and economy, and helping modern agricultural infrastructure to quickly land.

Core advantages:
1. One machine dual type, ultimate flexibility without changing rollers
This is its most revolutionary advantage. Traditional equipment for producing C-type and Z-type requires two machines, or takes several hours to disassemble and assemble heavy rollers on one machine. The fully automatic CZ machine, through a servo controlled variable width and height mechanism, automatically completes C/Z exchange and stepless adjustment of all specifications and sizes within 2-5 minutes. There is no anxiety of waiting for downtime, no wasted materials during debugging, urgent and scattered orders can be immediately launched, and equipment utilization rate is greatly improved.

2. Fully automatic closed-loop, significantly reducing manual dependence
From coil feeding, leveling, servo sizing feeding, hydraulic punching, forming roller pressing to tracking sizing cutting and finished product stacking, the entire process can be completed by just one general worker clicking on the screen. The system automatically compensates for the synchronous speed during cutting, and the incision is smooth without deformation. This solves the problem of difficulty in recruiting skilled rolling masters and high labor costs for steel structure processing enterprises, truly achieving the goal of “one person opening the entire line, even beginners can produce high-quality products”.

3. Millimeter level accuracy, hole position error controlled within ± 1mm
Using servo motor drive for feeding, combined with closed-loop control system, to ensure that the fixed length and punching position height of each purlin are consistent. Whether producing 3000 or 10000 pieces, the first and last pieces are consistent. For steel structure enclosure systems that require on-site bolt connections, this high precision means no forced drilling or secondary expansion, and installation efficiency can be improved by more than 20%, with almost zero complaints from construction sites.

4. Double reduction in land occupation and investment costs
Purchasing a fully automatic CZ steel machine replaces the original need for a C-shaped steel machine, a Z-shaped steel machine, and even eliminates the need for a purlin punching and shearing machine. The factory area has been saved by over 50%, and the total equipment investment and subsequent maintenance costs have also decreased synchronously. For small and medium-sized steel structure factories with limited funds or tight workshop space, this is the fastest and most cost-effective choice.

Contact Us:
In the era of steel structure where efficiency is king, the fully automatic CZ steel machine is no longer just a processing equipment, but also a strategic choice for enterprises to seize market opportunities and build cost advantages. It breaks through traditional constraints with flexible intelligence, making production simpler, faster, and more cost-effective. If you are seeking an upgrade breakthrough in purlin production and expect to leverage higher returns with less investment, please feel free to consult in depth. Let this automated tool strengthen your steel structure business and outsmart the future!










