Walking foot sewing machine, heavy duty sewing machine
HY-4400/BOB Single needle compound feed sewing machine
| Model No. |
HY-4400/BOB |
| Feeding system |
Alternating presser foot, feed dog and needle feeding |
| Max sewing speed |
1800 s.p.m |
| Bobbin diameter |
Ф28mm |
| Applied needle |
DP×17 #18-#23 |
| Thread size |
Maximum thread 9 strands nylon (13#) |
| Max stitch length |
9mm |
| Max alternating presser foot |
6mm |
| Max presser foot lifting height |
13mm by knee controller |
| Auto oil system |
√ |
| Backtacking |
By handle bar |
| Presser foot lifting by air |
√ |
| Operation space |
250×108mm |
Product Description
1.Classical and stable triple feeding construction can make sure feeeding smoothly while sewing heavy duty or complicated material, so that it is not easy to move for upper and bottom material.
2. It adopts horizontal large hook, and can sew maximum thread of 9 strands nylon.
3.Standard 3/8 inch needle gauge set(Apply to HY-4420/BOB).
Application
Pre sewing and abutted seam sewing process for sofa, office chair, leather products and outdoor goods.
COMPANY HONOR
EXHIBITION DISPLAY
Audited Supplier 
){kind=link}
){kind=link}