Main application and performance
This machine is mainly used to double serge mattress side panel, it has two independent sergers, synchronization of them is controlled by two AC motors with frequency converter velocity modulation, the machine has two Servo drive variable speed puller with long lasting urethane rollers, material tensioning device, and rewinder. Machine has excessive material auto-cutting device along with a vacuum scrap-collection device. Additionally, it is equipped with thread break detection device as well as material splice auto-stop device.

Technical data:
Serging mode: single border, dual border 
Overlocking  width: 6.5mm 
Available fabric width: 150-500mm (adjustable)
Serging speed: 15-30M/min (adjustable)
Max. Material thickness: <= 20mm (middle density)
sewing speed: 15-30m/min (adjustable)
max.presser lift:15mm
Needle Pitch: 2-7mm, freely adjustable
Max. Presser lift: 15mm
Rated air pressure: 0.5-0.8Mpa
Power: 2.5KW