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JK-B781F-2S Direct drive straight button holing machine with double stepper motors

Short Description:

  1. 1. One step motor is for auto lifting presser foot, easy operation, with same function as JK1790.
  2. 2. Another step motor is for driving the cutter, keep machine running at high speed, silent cutting, no noise, increase efficiency by 10%,  same efficiency as JK1790.
  3. 3. The machine has a thread break sensor, presser foot keeps pressing the cloth so that the holing process can be easily restarted with the same function as JK1790.
  4. 4. Step motor drives the cutter so it is easier to sew on thick materials, and the cutter will never get stuck.

 

 


  • Payment term:: T/T, L/C
  • Port:: Ningbo/Shanghai
  • Product Detail

    Product Tags

    Model

    JK-B781F-2S    

    Length of buttonholes

    6.4-19.1mm

    Max speed

    3,600sti/min

    Needle bar stroke

    34.6mm

    Max. lift of the work clamp

    12mm

    Max. thickness to sew

    4mm (with the work clamp lowered)

    Number of stitches

    54~345 (by gear-change method)

    Needle type

    DP*5 #11J

    Lubrication

    Automatic

    Motor

    550W

    Packing size

    700x370x520mm

    Weight(G.W/N.W)

    57/53kgs


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