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    Process Library · Roofing & Wall Panel

    Downpipe End Reducer / Swage

    Reducer pair: standard necking + small-edge flare—hero is swage, separate from host round-pipe and half-round gutter.

    Downpipe reducer machinedownpipe swagegutter pipe necking machine

    What this process looks like

    Die ID and dry-fit into the next pipe length are the only heroes.

    Host window

    Host window

    Thickness0.45–0.5 mm·380 V / 50 Hz / 3φ· ZH+EN+local.

    Context only

    Context only

    Round DP RFM + half-round gutter RFM live on other pages.

    Specifications

    SKUNecking machine ×1 + flare/expand ×1.
    Host windowThickness0.45–0.5 mm·380 V / 50 Hz / 3φ· ZH+EN+local.
    Context onlyRound DP RFM + half-round gutter RFM live on other pages.

    Operation steps

    Show neck die ID

    Show neck die ID

    Board the die bore against drawing.

    Neck first unit

    Neck first unit

    Standard reducer cycle.

    Flare second unit

    Flare second unit

    Small-edge expand per sample.

    Dry-fit stack

    Dry-fit stack

    Pipe-to-pipe engagement is the acceptance still.

    FAQ

    How is the forming frame built?
    Thickness0.45–0.5 mm·380 V / 50 Hz / 3φ· ZH+EN+local.

    Get a configured quote

    Send us your profile sizes, gauge and daily output — we return a sized proposal with lead time.

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