HF-1790A
High-speed Electronic Button Holing Sewing Machine

eyelet buttonholer equipped with programmable cloth-advancing unit

Fully automatic buttonholing for Polo shirts

12 cm extended-length buttonhole

shirt buttonhole machine

Product advantages

1.Keyhole Length Cutter Sizes:Optional(1.9cm/2.5cm/3.2cm/3.8cm/7.2cm/12cm/15cm)

2.Full Computerized Digital Control System→Enables arbitrary adjustment of keyhole length→Allows switching between different keyhole patterns→Automatically calculates the length of the keyhole cutter

3.Equipped with 30 diverse standard keyhole patterns,and the system can memorize and store up to 99 keyhole patterns

4.Adopts a stepper motor cutter,featuring low noise and smooth keyhole cutting edges


Functional distribution diagram

Electric Left-Right Moving Buttonhole Device

Lateral travel 14cm, 5 round-end buttonholes in one cycle


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Electric Left-Right Moving Buttonhole Device

Lateral travel 8cm, 2 round-end buttonholes per cycle


HF-1790A-Q.png


Specifications
ModelHF-1790A
Rotational Speed4200
Machine NeedleDPX5 11-14#
Lightweight Material★
Medium-weight Material★
Heavyweight Material★
Buttonhole length5-25
Buttonhole wide2.5-4
Thread Trimming★
sewing needle1/4"-3/4" 6.4-19
Presser foot height12-16
Packaging Dimensions760X390X550mm
Weight66/70kg


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Add: No.6, Building 26, Xiachen baoshi Sewing Technology Innovation Park, Jiaojiang District, Taizhou city, Zhejiang Province, China.

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