A snap lock roof with holes typically refers to snap lock standing seam panels that include perforations or pre-punched holes for specific applications. These holes can serve several purposes, such as:

1. Ventilation and Drainage

Perforated snap lock panels may be used in soffit applications or ventilated roofing systems.
Small holes allow air circulation while preventing moisture buildup and condensation.

2. Fastener Placement

Some snap lock panels come with pre-punched holes for hidden fasteners, simplifying installation.
Pre-punched holes ensure uniform alignment, reducing installation time and labor.

3. Sound Absorption

Perforated panels are sometimes used in noise-reducing roofing systems for soundproofing applications.

4. Aesthetic or Decorative Uses

Custom hole patterns can be designed for architectural aesthetics or branding purposes.

Manufacturing Considerations

To produce snap lock roofing with holes, a snap lock roll forming machine with a perforation or punching unit is required. The process involves:

Feeding the metal coil into the roll former.
Punching or perforating the material before or during the roll forming process.
Forming the snap lock profile while maintaining hole integrity.
Cutting the panels to the required lengths.

Technical Data:

1.Passive uncoiler 5 ton
2.Main motor power:7.5KW
3.Motor power of hydraulic station:5.5KW
4.Forming station: about 28 stands
5.Main machine size:7.5 m×1.0m×1.25m
6.Forming speed: 12m/min
7.Diameter of roller shaft:¢76mm
8.Raw material width:as request
9.Roller surface coating with chrome:single face≥0.05mm
10.Forming thickness:0.4-0.8mm
11.profile according to GB/T12755-91 standards
12.material of cutting blade: Cr12mov
13.frequency: Yaskawa
14. PLC Siemens

Machine List:

No	Name	quantity
1	5 ton passive de-coiler	1 set
2	Main roll forming machine	1 set
3	Control box	1 unit
4	Hydraulic station	1 unit
5	Spare part	1 packages
6	Safety Cover	1 set

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