12S/6 Spun Polyester Industrial Bag Closing Thread
12S/6 Bag Closing Sewing Thread
Material: | 100% Spun polyester |
Yarn Count: | 12S/6 |
Color: | Raw white (customized colors available) |
Packaging: | 250g-10kg/cone |
MOQ: |
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MH Sewing Thread Factory
150,000m²
Plant Area
35,000 tons
Year Production
1,000+
Workers
About Ningbo MH
MH specializes in garment accessories and fabrics, offering high-quality solutions for the textile and home décor industries. With advanced automated warehousing, MH ensures efficient supply chain management and provides comprehensive after-sales support, exclusively serving businesses, not individuals.
1999
Since
$871Million
Annual Sales (2025)
40+
Branch Offices
600+
Office Staffs
Product Details
12S/6 Spun polyester bag closing sewing thread
Count: 10S/3, 10S/4, 12S/3, 12S/4, 12S/6, 20S/6, etc
Packaging: as 20g to 10kgs without knots
MH bag closing thread is a 12S/6 thread made from 100% spun polyester for sewing the seams that seal heavy packaging bags.
Key Selling Points
High seam strength and durability: MH spun polyester bag closing thread resists abrasion, corrosion and acid, holding seams securely on heavy-duty sacks.
Knot-free running: The thread is wound without knots, so bag-closing machines run continuously for higher sewing productivity.
Broad machine compatibility: It suits portable, semi-industrial and high-speed industrial bag closing machines, fitting on-site sealing and automated packaging lines alike.
Built for demanding contents: Developed for sealing bags of grain, cement, fertilizer, sand, feed and chemicals, the thread stands up to tough industrial use.
Custom colours and private label: MH offers Pantone-based or sample-matched colours plus private-label options for cones and cartons.
Factory-direct wholesale supply: As a China bag closing thread manufacturer, MH offers consistent quality and reliable lead times for wholesale, bulk and OEM orders.
Made of spun polyester fiber, it has high resistance to abrasion/corrosion/acid, mostly used for packing bag seam sewing for woven bag/paper bag/sacks, etc.
Application: suitable for hand sewing bag machine and industry sewing bag machine, thus improving sewing efficiency.
Features: High resistance to abrasion/excellent seam strength appearance/chemical resistance/without knot/high productivity/economical
Thread Weight & Recommended Machine Models
Thread Specification | Thread Weight | Machine Type | Recommended Models | Application |
|---|---|---|---|---|
20S/6, 20S/9 | 200g – 250g | Portable Bag Closer | GK9 Series, GK26-1A, NP-7A | On-site small-volume bag sealing, mobile use |
20S/6, 12S/4 | 500g – 1kg | Semi-industrial Stationary Machine | Fischbein F Series, Newlong NP-3X | Factory use, moderate sealing volume |
12S/4, 20S/6 | 1kg – 2kg | Industrial High-Speed Sewing Head | Fischbein Empress Series, Newlong DS-9C, Union Special 80800 | Continuous high-speed bag closing line |
20S/6, 20S/9 | 3kg – 4kg | Automatic Bag Closing System | Newlong DS-11, Fischbein PBC6000 Series | Fully automated packaging line |
Customization
Thread color: Pantone-based or customer samples
Private label & logo: Available on cone or outer box
Cone type: Plastic or paper
Packing: 1kg/cone, 10 cones/carton or as requested
OEM & ODM: Welcome for bulk orders
Usage
This thread is specially developed for sealing large and heavy packaging bags used in agriculture, industry, and bulk transportation.
Woven PP bags, kraft paper sacks, and multi-wall paper bags
Used for packing: grain, cement, fertilizer, sand, feed, seed, charcoal, and chemicals
Suitable for use with heavy-duty industrial bag closing machines, including fixed-type and high-speed sewing heads.
Other Thread Products
We offer additional polyester thread options: corespun polyester sewing thread, high tenacity polyester sewing thread, cotton sewing thread, bag closing thread, recycled sewing thread, anti-UV sewing thread, waterproof sewing thread, fire-retardant sewing thread, High extension flex sewing thread, water soluble sewing thread, sewing thread sets.
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