Build package
Build package
Gutter RFM + downpipe RFM + bending/necking unit.
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Process Library · Specialty Section Forming
Gutter & Downpipe Roll Forming
One paired line makes two products: the open gutter profile and the lock-seam downpipe — sharing the plant but each with its own specification.
What this process looks like
One paired line makes two products: the open gutter profile and the lock-seam downpipe — sharing the plant but each with its own specification.
Material
Material
0.3–0.8 mmGI/PPGI · feed width312 mm.
Gutter class
Gutter class
3 t manual decoiler · 380 V / 60 Hz / 3φ · ZH/EN/local HMI.
Specifications
| Build package | Gutter RFM + downpipe RFM + bending/necking unit. |
|---|---|
| Material | 0.3–0.8 mmGI/PPGI · feed width312 mm. |
| Gutter class | 3 t manual decoiler · 380 V / 60 Hz / 3φ · ZH/EN/local HMI. |
| Downpipe | 22stations · shaftØ75·20 m/min· main7.5 kW· hyd5.5 kW· CR12. |
| Addon | Bending & necking unit color-matched to host. |
Operation steps
Decoil light gauge
Decoil light gauge
Protect the coating from metre one; keep the 312 mm feed window honest.
Form gutter profile
Form gutter profile
Open rainwater channel — bead and hanger zones shaped on the stands.
Form & lock downpipe
Form & lock downpipe
22 stations, Ø75 shafts, ~20 m/min — lock seam runs continuous.
Hydraulic cut-to-length
Hydraulic cut-to-length
CR12 blade, 5.5 kW hydraulics with fan. Square ends ready for fittings.
Bend / neck on side unit
Bend / neck on side unit
A separate machine bends and necks the pipe to the ordered profile.
Nest and protect
Nest and protect
Thin goods dent easily; nest gutters and pipes separately with edge protection.
What's included
This line
Paired gutter + downpipe specification with an optional bender/necking unit — open profile and locked-pipe sections.
Standard build
Gutter RFM + downpipe RFM + bending/necking unit, 0.3–0.8 mm, 312 mm feed, 380 V / 60 Hz electrics.
FAQ
What material and thickness range does this line run?
0.3–0.8 mmGI/PPGI · feed width312 mm.
Related processes
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