Products >> Polyester Sewing Thread >> Spun Polyester Sewing Thread
Good Quality Heavy Duty Bag Closing Thread 12/4,12/5
Our high-quality Polysun bag closing thread is made of 100% spun polyester yarn with exceptional strength. Featuring a unique twist direction (Z for first stage, S for second stage), this thread offers superior performance for a wide range of bag closing applications. **Key Features:** - **High Strength Construction** - Made of 100% spun polyester yarn for exceptional durability - **Unique Twist Direction** - Z twist for first stage, S twist for second stage for enhanced performance - **Versatile Applications** - Suitable for closing open mouth bags including sugar bags, PP woven sacks, multi-wall paper bags, sand bags, mesh bags, etc. - **Compatible with Leading Machines** - Works with high speed portable bag closer machines and heavy duty bag closers from NEWLONG, FISCHBEIN, UNION-SPECIAL, YAO-HAN, SIRUBA, JUKI, etc. **Specifications:** - 10s/2, 10s/3, 10s/4, 10s/5, 10s/6, 10s/7 - 12s/2, 12s/3, 12s/4, 12s/5 - 18s/2, 18s/3, 18s/4, 18s/5, 18s/6, 18s/7, 18s/9 - 20s/2, 20s/3, 20s/4, 20s/5, 20s/6, 20s/7, 20s/8, 20s/9, 20s/2*3, 20s/3*3 **Package Options:** - **Small cones** - 200g/cone, 250g/cone - **Big packages** - 1kg to 8kg weight - **Custom options** - Other lengths or weights available upon request **Color Options:** - Natural White - Dyed Colors - Red, Blue, Green, Brown, etc. **Main Applications:** - Agricultural field and industrial packing - Closing open mouth bags filled with seed, large animal feed, charcoal, rice, cement, fruit, etc. - Suitable for heavy multi-wall paper bags, Raschel bags, woven polypropylene (BOPP) bags
| Count Ne /ply |
Twisted Dir. | Length / kg (Mtrs ± 3%) |
Tensile Force (± 3%) |
Applications |
| 20 / 3 | S or Z | 10,000 | 3.1 / 30.4 | Light weight Miscellaneous bags |
| 20 / 4 | S or Z | 7,500 | 4.3 / 42.0 | Animal food-stuff bags… |
| 20 / 5 | S or Z | 6,000 | 5.5 / 54.0 | PP Woven bags, 30kg wt. bags |
| 12 / 3(Nm20 / 3) | S or Z | 6,000 | 5.5 / 54.0 | PP Woven bags, 30kg wt. bags |
| 20 / 6 | S or Z | 5,000 | 6.7 / 65.0 | PP Woven bags, 40kg wt. bags |
| 10 / 3 | S or Z | 5,000 | 6.7 / 65.0 | PP Woven bags, 40kg wt. bags |
| 20 / 7 | S or Z | 4,300 | 8.0 / 78.0 | Flour bags, Multi-wall bags… |
| 12 / 4(Nm20 / 4) | S or Z | 4,300 | 8.0 / 78.0 | Flour bags, Multi-wall bags… |
| 20 / 8 | S | 3,800 | 9.2 / 90.0 | Fertilizer bags, 50kg wt. bags |
| 10 / 4 | S | 3,800 | 9.2 / 90.0 | Fertilizer bags, 50kg wt. bags |
| 12 / 5(Nm20 / 5) | S | 3,800 | 9.2 / 90.0 | Fertilizer bags, 50kg wt. bags |
| 20 / 9 | S | 3,400 | 10.5 / 103.0 | Fertilizer bags, 50kg wt. bags |
| 20 / 10 | S | 3,100 | 12.0 / 110.0 | Fertilizer bags, 50kg wt. bags |
| 10 / 5 | S | 3,100 | 12.0 / 110.0 | Fertilizer bags, 50kg wt. bags |
| 12 / 6(Nm20 / 6) | S | 3,100 | 12.0 / 110.0 | Fertilizer bags, 50kg wt. bags |
| 20 / 11 | S | 2,800 | 13.2 / 130.0 | Cement bags, Heavy duty bags… |
| 20 / 12 | S | 2,600 | 14.5 / 143.0 | Cement bags, Heavy duty bags… |
| 10 / 6 | S | 2,600 | 14.5 / 143.0 | Cement bags, Heavy duty bags… |
| 20 / 14 | S | 2,200 | 16.5 / 163.0 | 1-2 tons bulk bags… |
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** Few bag closing machines designed for “Z” twisted direction specially only. ** ** All counts kg lengths list were before treating with lub. oil. ** ** All above lengths & tensile forces figures may be changed without notice. ** ** 20 lb & 10kg make up knotless cones available for Ne 20 / 6 – 20 / 12 & Nm 20 / 4, 5, 6 **
** Equal length & tensile force of Ne items (Asian traditional sizes) may be substitute each other for Nm items (Europe , USA , Canada traditional sizes) **
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