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Semi-automatic double-thread chain stitch bag sewing heads are used for closing filled sacks with stable and continuous stitching. Semi-automatic thread trimming improves operation efficiency, making them suitable for grain, chemical and port-related packaging operations. Paper bags, plastic woven sacks and jute bags can be stitched at high speed with low noise, while simple maintenance and long service life support reliable daily use.
| Sewing speed | 0–1900rpm |
| Operating speed | 0–1700rpm |
| Seam thickness | 0–8mm |
| Stitch length adjustment | 6.5–11mm |
| Stitch type | 2-thread chain stitch (401), 1 needle |
| Needle model | 80800 (200–250#) |
| Thread type | 20/6, 20/9 synthetic fiber thread or cotton thread |
| Belt pulley diameter | Ø114mm |
| Thread cutting type | manual-control mechanical thread cutter |
| Motor power | 370W |
| Machine weight | 26kg |
| Machine dimensions (L×W×H) | 350×215×400mm |
Specifications are subject to change without prior notice.
Product images may differ from the actual model configuration.
If you have questions or need further information, our team is here to assist you, feel free to contact us.
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