Description Overview Double serge mattress side panel machine with two independent sergers Synchronization controlled by two ac motors with frequency converter velocity modulation Equipped with two servo drive variable speed pullers with long lasting urethane rollers Includes material tensioning device and rewinder Edge material automatic cutting device with vacuum scrap-collection device Thread break detection device and material splice auto-stop device Specifications Serging mode: dual border Sewing head: Juki 6714 Rpm: 3000 Sewing width: 6.4 mm Serging width: 180 mm to 500 mm (adjustable) Serging speed: 15-30 m/min (adjustable) Maximum material thickness: less than 20 mm (middle density) Needle pitch: 0-6 mm (adjustable) Maximum presser lift: 8 mm Rated air pressure: 0.5-0.8 MPa Motor power: 2.5 kW