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TW1-28BL30 TYPICAL sewing machine china 2needle long arm extra heavy duty
TW1-28BL12:long arm one needle compound feed lockstitch 305*153MM
TW1-28BL20:long arm one needle compound feed lockstitch 508*153MM
TW1-28BL30:long arm one needle compound feed lockstitch 762*153MM
PARAMETER:
| speed: | 800rpm |
| feed: | compound feed |
| length of stitch: | 10mm |
| needle type: | DYX3 24-26# |
| needle bar stroke: | 46.8mm |
| height of presser foot: | 20mm |
| usage: | sofa,tents,car seat,bags,suitcase... |
SPECIFICATION:
compound feed by presser foot,needle and feed dog,sstitching line straight and beautiful
lifting height of presser foot is 20mm,suitable for thick material
manual reverse sewing quipment and manual lifting device,more convenient operation
L30,L41 with extra big operating space,suitable for large fabric
pneumatic back stitch for DT model,pneumatic foot lifting equipment,realize the automation of the machine



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