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    Process Library · Coil Handling & Decoiling

    Dual-Head Decoiling

    One head pays the mill. The other is loaded. A remote rotate swings the loaded eye onto the centreline. The named example is 4 t per side, driven to 50 m/min, 440 V / 60 Hz.

    both side decoilerdual head decoilerdouble head uncoiler

    What this process looks like

    One head pays the mill. The other is loaded. A remote rotate swings the loaded eye onto the centreline. The named example is 4 t per side, driven to 50 m/min, 440 V / 60 Hz.

    Capacity

    Capacity

    4 t per side; remote rotates both heads

    Strip

    Strip

    Max width 400 mm; thickness 3 mm

    Payoff

    Payoff

    Driven; max 50 m/min on this specification

    Specifications

    Capacity4 t per side; remote rotates both heads
    StripMax width 400 mm; thickness 3 mm
    PayoffDriven; max 50 m/min on this specification
    Hold / stopPress arm; pneumatic brake
    Power / HMI440 V / 60 Hz / 3φ; EN + ES; blue/yellow
    Neighbours3 t dual-head on a high-speed stud line; 25 T dual-head on heavy CTL; sandwich uses two independent 5 t cars

    Operation steps

    Keep the live head running

    Keep the live head running

    Standby empty or already loaded. Clear the swing arc.

    Load standby, then expand

    Load standby, then expand

    4 t per side. Hydraulic expand before rotate so the coil does not walk at 50 m/min.

    Press arm and pneumatic brake

    Press arm and pneumatic brake

    Set both before the rotate. Then remote-rotate so the loaded eye lands on the mill path.

    Thread and resume

    Thread and resume

    Driven payoff to the host. If a joiner is in the line, splice acceptance belongs to that joiner.

    What's included

    This line

    This page: The 4 t-per-side dual-head cycle: load, expand, rotate, resume.

    Standard build

    Sister lines: 7 t electric single head, 10 t hydraulic, CZ 6 t/head language, and two independent 5 t sandwich decoilers.

    Key details

    Per-side tonnage on the tag

    The quotation is 4 t per side, not a summed 10 t nameplate.

    Arm and brake both work

    First start/stop without a whipping tail.

    EN + ES on this specification

    Other halls keep their own language pack.

    FAQ

    Does 4 t + 4 t equal a 10 t decoiler?
    Capacity is quoted per side. Dual-head is two lighter mandrels for changeover, not a 10 t single-mandrel machine.
    Is sandwich dual decoil the same turret?
    Sandwich skins use two independent 5 t decoilers with cars. That is two machines, not a rotating dual-head.
    How are price and lead time quoted?
    Send coil weight per side, width, thickness and site voltage. Commercial terms come back on the offer.

    Related processes

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