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Metal Roof Floor Forming Machine: Protecting the Architectural "Skyline" with Core Quality
Cangzhou Zhongtuo Roll Forming Machinery Co.,Ltd comes from Hebei-China. It is a manufacturer dedicated to design and manufacture.
different types of cold roll forming machines. We are a factory with a long history, engaged in the design and manufacture of roll forming machines since 2006. The machines we can produce include: roof tile making machine, cz purlin making machine, light steel keel making machine, metal embossing machine, door system forming machine, ceiling system forming machine, high frequency pipe welding machine, slitting line, cut to length line, shelf system forming Machine, floor decking forming machine, color stone tile production line, hot laminating filmed machine,etc.
+86-317-2191158
no.4 road, economic develop zone, botou conuty, cangzhou city, china
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The metal roof deck sheet rolling machine is a core component in roofing system construction, engineered to transform metal coils into roof deck sheets with load-bearing, waterproof, and wind-resistant properties. As the building’s’ first line of defense, ‘the roof must withstand prolonged exposure to natural elements like heavy rain, strong winds, and UV radiation. Its load-bearing capacity and durability directly determine the building’s lifespan, making this rolling machine essential for ensuring the quality of roof deck sheets meets industry standards.

The system operates through precision roll-forming technology specifically engineered for roofing applications. Metal sheets (including high-weather-resistant galvanized steel and aluminum-manganese-manganese alloy coils) are fed into multiple customized forming rolls via an automated unwinding mechanism. These rolls perform progressive plastic deformation tailored to the roof deck panel’s edge-locking structure and wave crest height specifications, precisely shaping cross-sectional profiles that meet drainage and wind resistance requirements. A servo-cutting system then achieves precise length control, with dimensional accuracy maintained at millimeter precision. The fully automated process eliminates manual intervention from raw material processing to final product output, ensuring consistent quality across all roof deck panels.

Quality Core Advantage: Strict Control from Components to Finished Products

The quality DNA of roof floor slabs is embedded in every core component. We rigorously select components to military-grade standards, building quality defenses from the source: The forming rollers are made of 42CrMo alloy steel through a dual process of “carburizing and quenching + five-axis precision grinding”, achieving surface hardness of HRC58-62 with a roundness error ≤0.01mm. They precisely replicate the roof edge-locking structure details, eliminating leakage risks caused by insufficient roller precision. The drive system integrates Japanese Yaskawa servo motors and German Siemens PLCs, delivering response times as fast as 0.001 seconds to maintain dynamic balance between roller speed and pressure, meeting the thin-profit, high-volume forming requirements of roof floor slabs. The hydraulic cutting system employs German Rexroth components, maintaining stable cutting pressure at 50-80MPa to produce smooth, burr-free cuts that prevent sealing failures during roof installation. This synergy of premium components ensures stable operation even at 35 meters per minute, fundamentally eliminating quality risks caused by component defects.

Precision control, perfect finished product

Rooftop leakage and inadequate wind resistance often stem from millimeter-level precision deviations. Our “Triple Precision Control System” ensures every roof floor slab becomes a “standard component”: During raw material inspection, laser thickness gauges monitor sheet thickness in real-time, automatically rejecting materials exceeding ±0.05mm deviation to prevent stress imbalance caused by uneven thickness. In the forming process, an infrared positioning system synchronizes with servo motors to control wave height and spacing errors within ±0.3mm, achieving ±0.2mm edge-locking dimensional accuracy – far surpassing the industry standard of ±0.5mm – ensuring seamless edge bonding. In the final inspection phase, automated lines comprehensively scan 15 specialized roof metrics including flatness, cross-sectional perpendicularity, and edge-locking compatibility. Only products meeting all standards are approved for storage. These finished products not only feature smooth surfaces without scratches but also perfectly match roof installation requirements, eliminating leakage and wind resistance issues at their source.

Designed for all operating conditions, ensuring quality unaffected by environmental factors

Global roofing projects face diverse challenges—tropical downpours, polar blizzards, and coastal typhoons—all demanding high adaptability in equipment production. Our forming machines, designed with full-condition customization, ensure quality is not constrained by the environment: in terms of material compatibility, they can precisely process specialized roofing materials such as 0.6-2.5mm thick high-weatherproof galvanized steel sheets, aluminum-magnesium-manganese alloy sheets, and color-coated sheets. The rolling parameters automatically adjust according to the yield strength of different materials, ensuring that the formed panels maintain their corrosion and aging resistance. For environmental adaptation, the machine body features IP54 protection, and the electrical cabinet is equipped with a constant-temperature dehumidification system, enabling stable operation in extreme environments like high-temperature and high-humidity Southeast Asia, sandy conditions in the Middle East, and low temperatures in Northern Europe, thus avoiding equipment failures that could affect roofing project timelines. In terms of product specifications, the roller set can be replaced in just 90 minutes, producing various types of roof floor panels including vertical edge-locking, interlocking, and concealed types, suitable for flat roofs, sloping roofs, and curved roofs. No recalibration is required after replacement, ensuring consistent quality across multiple batches of orders.

With authoritative certification, global traceability of quality

Our quality assurance stems from authoritative certifications and full-process traceability. The metal roof floor slab forming machines have obtained CE, ISO9001, SGS, and U.S. FM wind resistance certifications, with each unit featuring a unique identification code. The entire process—from component procurement and production inspection to after-sales maintenance—is fully traceable. The equipment is constructed with Q235 thick steel plates welded as a single unit, and vibration aging treatment eliminates internal stresses to ensure long-term high-strength operation without deformation. Critical wear-prone components like rollers and bearings come with authoritative quality reports, extending service life by over 50% compared to industry peers. We also provide technical guidance for roof floor slab installation.

Why choose us?

We are a national level high-tech enterprise. We have got ISO9001 quality system certification, European CE safety certification, North American CAS certification and others. We have rich experience in export trade, understanding the needs of different countries customers.  Meanwhile we can provide customers with satisfactory design solutions. Our machines have been exported to more than 150 countries, and we have established long-term and stable cooperative relations with customers, and won the praise of customers.
Global Trust: Trusted By Customers In Over 156+ Countries And Regions, Our Roofing Sheet Making Machines Are Recognized For Their Outstanding Performance And Reliability Worldwide.
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Zhongtuo Roll Forming Solutions | Customized Machinery for Global Industries
Visit Zhongtuo through 360° VR system, Cangzhou Zhongtuo Was Established In 2014, Which Is Dedicated To The Design And Manufacture Different Types Of Cold Roll Forming Machines. We Provide ODM, OEM And One-Stop Service. Raw Materials, Machinery And Accessories Can Be Purchased From Us.
Visit Zhongtuo through 360° VR system, Cangzhou Zhongtuo Was Established In 2004, Which Is Dedicated To The Design And Manufacture Different Types Of Cold Roll Forming Machines. We Provide ODM, OEM And One-Stop Service. Raw Materials, Machinery And Accessories Can Be Purchased From Us.

OEM/ODM & Customization one-stop service

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Full after-sales service support

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Intelligence in Production monitoring: real-time monitoring to prevent production anomalies.
Intelligent reminder: abnormal reminder, machine maintenance reminder, etc. - effectively extend the service life of the machine.
Intelligent after-sales: truly realize remote control after-sales, no need to send engineers to the customer's local, achieved save after-sales time and save maintenance costs.
Cooperation with Siemens-PLC control global guarantee by Siemens.
Buy Two Machines Get This Intelligence Computer As Free!

Provide OEM、ODM

1.communication:confirm buyer's requirement.
2.Technician design:make drawing profiles and 3D machines drawing
3.determine the configuration and production
4.testing before delivery
5.packing and delivery
6.Technical guidance
7.After-sales service:Installation services for complex machines and regular customer visit

Trusted By 95800+ Companies

We are honored to cooperate extensively with many
high-quality enterprises. Through cooperation with us, they have received
strong support and achieved business breakthroughs and development.
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ISO9001 and CE Approved
We own our self-brand ztrfm, professional design team And Technicians.
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Countries Clients
Popular products with users and highly praised.
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One-Stop Solutions
from accessories to molding machines, solving the complexity of your procurement.
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Engineer Team
We have strong engineer team of more 20 People, we will give more accurate and fast solution.