Portable Industrial Bag Closing Solution | Made in Taiwan
Yao Han N640A Bag Closing Machine
Portable 2-Needle, 4-Thread Chainstitch Bag Closer
The Yao Han N640A Bag Closing Machine is a portable industrial sewing machine designed to close bags and sacks efficiently in packaging, manufacturing and agricultural environments. Its two-needle, four-thread chainstitch configuration is designed to create a secure closure for suitable packaging materials.
With a mechanical thread cutter, lubrication system and ergonomic safety handle, the N640A is suited to businesses that need a practical bag-closing solution for routine packaging operations.
Made in Taiwan 2-Needle, 4-Thread Portable Design Mechanical Thread Cutter
Key Features
2-Needle, 4-Thread Chainstitch Designed for a secure bag closure with a distinctive chainstitch seam.
High-Speed Operation Supplied sewing-speed specification of 1,500–1,750 rpm for productive bag-closing work.
Mechanical Thread Cutter Helps simplify thread cutting at the end of a bag-closing operation.
Lubrication System Designed to support smoother machine operation and routine maintenance.
Portable and Ergonomic Lightweight construction and a safety plastic handle support handling between suitable workstations.
Low-Noise Operation Designed with noise-conscious operation in mind for packaging work areas.
Applications
The Yao Han N640A is intended for bag-closing applications across a range of packaging industries, subject to material and machine compatibility.
- Rice, grain and other agricultural product bags
- Animal feed and pet food sacks
- Fertiliser and agricultural supply packaging
- Flour and selected food-product bags
- Chemical and industrial packaging sacks
- Paper and cotton bags
- Jute and hessian sacks
- Woven polypropylene (PP) and polyethylene (PE) bags
Why Choose the Yao Han N640A?
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Portable operation: Convenient for suitable bag-closing workstations and packaging areas.
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Four-thread seam formation: Designed for chainstitch bag closures using a two-needle configuration.
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Practical thread cutting: A mechanical thread cutter helps simplify finishing after sewing.
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Broad packaging applications: Suitable for a variety of compatible paper, woven and natural-fibre bags.
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Maintenance support: Routine servicing and compatible replacement parts help support ongoing use.
Stitch Appearance
Front-Side Stitch Formation
The two-needle, four-thread chainstitch configuration is designed to create a consistent closure across the bag opening when the machine is correctly threaded and adjusted for the material.
Back-Side Stitch Formation
The reverse side shows the corresponding chainstitch formation. Final stitch appearance and seam performance depend on thread selection, tension, material thickness and machine settings.
