Double-Layer Ridge Capping Roll Forming Machine

In modern roofing construction, ridge caps play a critical role in sealing roof peaks, preventing water leakage, and enhancing overall structural stability. To meet these requirements, the Double-Layer Ridge Capping Roll Forming Machine provides a reliable, efficient, and flexible Solution for producing high-quality double-layer ridge caps.

This advanced roll forming machine is specifically designed to manufacture ridge capping profiles with a dual-layer structure, combining excellent waterproof performance, improved wind resistance, and an attractive finished appearance. As a result, it is widely used in both residential and industrial roofing projects.

What Is a Double-Layer Ridge Capping Roll Forming Machine?

The Double-Layer Ridge Capping Roll Forming Machine is a specialized production line for building materials that forms metal ridge caps through automated or semi-automated processes. By processing two material layers independently, the machine ensures high precision, stable forming quality, and consistent output.

Moreover, this double-layer design significantly improves roof performance by optimizing drainage, enhancing thermal insulation, and increasing resistance to harsh weather conditions.

Key Advantages of the Double Layer Ridge Cap Machine Line

Efficient Production

First of all, the machine supports continuous roll forming and automatic cutting. Therefore, it can produce ridge caps in batches with stable quality and reduced labor input.

Optimized Structural Design

Thanks to the double-layer structure, the finished ridge caps offer superior wind resistance and improved water drainage. As a result, roofs remain secure even in extreme climates.

High Material Compatibility

In addition, the machine processes a wide range of materials such as PPGI, GI, and aluminum, making it suitable for different roofing systems and regional standards.

Technical Specifications Overview

Item	Specification
Formed Material	PPGI / GI / Aluminum
Material Thickness	0.4 – 0.8 mm
Decoiler	Hydraulic automatic decoiler + free manual decoiler
Roller Stations	14 + 10 rows (customizable)
Shaft Diameter	65 mm solid shaft
Roller Material	45# steel, hard chrome plated
Machine Frame	350H steel
Drive System	Chain transmission
Cutting System	Automatic cutter, Cr12Mov material
Motor Power	5.5 kW
Hydraulic Power	3 kW
Production Speed	3–5 m/min (depends on cutting length)
Voltage	380V / 50Hz / 3Phase (customizable)
Machine Size	5500 × 1600 × 1600 mm (customized)
Machine Weight	About 2.5 tons
Control System	PLC automatic control, multi-language support

Roll Forming Process Workflow Diagram

Decoiler → Leveling → Roll Forming (Upper / Lower) → Automatic Cutting → Stacking

Double Layer Ridge Cap Machine Line: Core Components & Workflow

1. Uncoiling (Decoiling)

At the beginning of the production line, two decoilers feed separate coils for the upper and lower layers. This setup allows different materials or coatings to be used for each layer.

2. Leveling (Flattening)

Next, precision leveling devices remove coil stress and curvature. As a result, the material enters the forming section perfectly flat, ensuring consistent profile quality.

3. Roll Forming – The Core Process

The machine includes two independent roll forming stations:

• Upper Forming Station: Shapes the visible outer ridge cap profile, defining appearance and weather resistance.
• Lower Forming Station: Forms the inner layer, designed for secure installation and structural support.

Importantly, only one forming station operates at a time. Therefore, operators can switch flexibly between upper and lower layer production.

4. Automatic Cutting

After forming, a synchronized cutting system precisely cuts the profile to the preset length. Consequently, every ridge cap fits accurately during installation.

5. Stacking & Packaging

Finally, finished ridge caps are transferred to the stacking system. The machine automatically counts and stacks products, making packaging and transportation easier.

 

 

Application Scenarios

Residential Construction

The double-layer ridge capping roll forming machine is ideal for villas, townhouses, and self-built homes. It balances decorative appearance with practical waterproof performance.

Industrial & Commercial Buildings

For factories, warehouses, and large-span steel structures, strong wind resistance is essential. Therefore, metal double-layer ridge caps produced by this machine are the preferred solution.

In summary, the Double-Layer Ridge Capping Roll Forming Machine offers a powerful combination of precision, flexibility, and durability. Whether for residential roofing or large-scale industrial projects, this machine ensures high-quality ridge caps, stable performance, and long-term value.

If you are looking for a reliable double layer ridge cap machine line tailored to your project requirements, this solution is an excellent investment for modern roofing production.