Specially designed sewing machine, dedicated for stitching flat fabric, with simultaneous forming a shape of tube out of it.
Three needle, high capacity, plain feed sewing machine with upper belt-driven roller feed
(needle bearing clutch); with wide roller to improve chaining between pieces.
With large diameter, more rigid needle bar and improved independent puller roller guide and lap guide for producing filter tubes.
Basic technical data:
- sewing speed: 4200 stitches/min
- seam specification: 401
- stitch length: 2,1-3,6 mm