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JK740DD-01-SUT Direct drive feed-off-the-arm 4 needle 6 thread interlock sewing machine (step motor, single cutter, for heavy material)

Short Description:

1. Suitable for stitching and reinforcement of the neckline, cuff and edge of thermal underwear, over-bone stitching on the bottom of men’s underwear, reinforcement and stitching of women’s bodysuits.

2. Universal adjustable suction device, which can be adjusted arbitrarily; built-in air intake pipe, strong suction.

3. The step motor controls the lifting and thread trimming.

4. The movable knife can adjust the strength of the knife according to the thickness of the sewing thread, which can easily cut all kinds of threads.

5. When the bottom thread is broken, the machine will stop working immediately.


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

    Product Tags

    Model JK740DD-01-SUT JK740DD-02-SUT
    Needles gauge 52mm
    Stitch length 1.6-2.5mm
    Differential ratio 1:07-1:05
    Presser lift height 8-10mm
    Needle bar stroke 30mm
    Sewing speed 4200 s.p.m.
    Suction device Pneumatic suction/ Electric suction(optional)
    Cut knife Single knife Double knife
    Adjustable base ±2cm
    Dual differrential feed ratio Optional
    Packing size 645x520x500mm
    Weight 62/46kgs

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