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Automatic PLC Controlled C8 C21 Double Layer Roof Forming Machine 350H Steel Frame

Automatic PLC Controlled C8 C21 Double Layer Roof Forming Machine 350H Steel Frame

Brand Name: HENGFU
MOQ: 1 Piece
Payment Terms: 30% deposit by T/T in advance and 70% balance after inspection confirmation before shipment
Detail Information
Place of Origin:
CHINA
Tile Type:
Colored Steel
Certification:
CE, SGS
Condition:
New
Customized:
Customized
Usage:
Roof
Transmission Method:
Electric
Transmission Mode:
1.2-Inch Hardened Chain
Electronic Control System:
PLC
Transport Package:
Plastic Film & Steel Wire Fixed
Specification:
11000mmx1300mmx1400mm
Package Size:
1100.00cm * 130.00cm * 140.00cm
Package Gross Weight:
15000.000kg
Packaging Details:
Plastic Film & Steel Wire Fixed
Highlight:

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Product Description
Automatic Efficient C8 C21 Double Layer Trapezoidal Roll Forming Machine
Product Overview

The C8/C21 double layer trapezoidal roll forming machine is a precision-engineered solution designed to manufacture two different trapezoidal roofing profiles (C8 and C21) on a single integrated system. By combining two forming layers into one robust structure, this equipment optimizes production efficiency, reduces capital expenditure, and enhances operational flexibility, making it a top choice for high-volume roofing sheet manufacturers.

Built with a rigid, reinforced welded frame and precision-machined forming rollers, the machine guarantees exceptional stability and dimensional accuracy for every C8 and C21 panel produced, even under continuous, high-load operation. Its efficient switching mechanism enables quick profile changes, allowing manufacturers to meet the needs of projects requiring multiple roofing sheet types without downtime or complex reconfiguration.

The production line is compatible with various metal materials, such as galvanized steel, color-coated steel, and cold-rolled steel, with customizable thickness and sheet width to align with unique project requirements. This material versatility ensures the machine can adapt to a wide range of construction applications, from small-scale residential builds to large-scale commercial and industrial roofing projects.

Powered by a state-of-the-art PLC control system with a responsive touch screen interface, the machine offers fully automated operation, including one-button start, automatic length and quantity programming, and precise cutting control. This smart system enhances production consistency, reduces human error, and maximizes material utilization, helping businesses deliver high-quality roofing panels on time and within budget.

Technical Specifications
Model NO C8 C21 Double Layer Trapezoidal Roll Forming Machine
Condition New
Feeding Width 1250±5mm
Machine frame 350H steel frame
Forming Speed 0-40M/min
Type of Driven 1.2-inch hardened chain
Transmission Method Electric
Number of rolling mill sets Type C8: ≥ 18 pairs; Type C21: ≥ 21 pairs
Spindle diameter Φ80mm (Solid shaft)
Customized Customized
Product Gallery
Frequently Asked Questions
How many people are required to operate the machine?
It requires just one operator plus one person to handle the output; for highly automated models, a single person is sufficient.
How long is the warranty period?
The entire machine comes with a 12-month warranty, excluding wear parts.
What service can you provide before order?
We provide full pre-sales service, including answers to all your questions about our machines, such as technical parameters, price, payment terms, etc. If you would like to visit our factory and inspect the machines, we can send you an invitation letter and offer you our warmest welcome.
Can it be integrated into a complete color steel production line?
Yes, it can—forming a fully automated line covering uncoiling, leveling, roll forming, shearing, and stacking.
How should the machine be stored when not in use for an extended period?
Disconnect the power, clean the machine, apply anti-rust oil, cover it with a dust cover, and store it in a dry environment.
Automatic PLC Controlled C8 C21 Double Layer Roof Forming Machine 350H Steel Frame 5