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SOMA PLUTO

Manufacturer: SOMA spol. s r.o., Lanskroun, Czech Republic
Year of manufacture: 2006

• Longitudinal slitter rewinder with dual-shaft winding for processing paper, foils, and laminated materials
• Allows unwinding of wide rolls, longitudinal slitting, and rewinding of finished strips
• Maximum material width: 1600 mm
• Maximum unwind roll diameter: 1000 mm
• Maximum rewind roll diameter: 600 mm
• Core diameter: 76 mm
• Maximum speed: 400 m/min
• Power supply: 400 V, 3PE AC, 50 Hz
• Operating current: 33 A
• Installed power: 23 kW
• Operating power consumption: 17 kW

Unwinding section:
• Automatic tension control with pneumatic dancer
• Pneumatic disc brake for the unwind roll
• Pneumatic expanding shaft
• Bi-directional unwinding
• Optional automatic edge or mark guiding

Slitting and transport section:
• Driven spreader (banana) roller with adjustable settings
• Driven rubber-coated roller with pressure rollers
• Razor blade holders with automatic oscillation
• Bottom knife shaft with grooved segments
• Optional top shaft with circular knives

Rewinding section:
• Two rewinding shafts positioned vertically (one above the other)
• Automatic winding tension control
• Pneumatically operated shaft supports
• Friction rings
• Automatic pressure adjustment based on width and diameter of the rewind

Drives:
• Asynchronous motors controlled by frequency inverters
• Main drive powers the driven roller, knife shaft, and spreader roller
Gjdpozba Rksfx Ai Djbn
• Independent rewinding drive for both shafts

Electrical section:
• Mitsubishi MELSEC PLC
• Main control panel with display and parameter input
• Auxiliary control panel at the unwinder
• Recipe storage
• Frequency inverters for the main drive and rewinding

Materials:
• Paper 17–130 g/m², PP/PET up to 160 g/m², LDPE, HDPE, Aluminum foil, and paper/Al/foil laminates

Pneumatics and safety:
• Operating pressure: 0.5–0.8 MPa
• Machine protection rating: IP43
• Control system

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