Please indicate the source.
Good air permeability high quality cotton rope for factory price
Available in varied sizes,colors and diameters,we offer our clients an unmatchable range of ropes, nets and ladders.Standing high on strength,quality and durability,our range is fabricated from the high-quality materials like High-Density Polypropylene and best grade nylon.Our range has vast applicability and is widely sought in fisheries,marine,shipping,engineering and construction,transport, utility and power transmission,and agriculture.
Yangzhou YILIYUAN Rope & Net Factory , https://www.knsmy.com
1. Color: no color difference, color flower, stain, stain, good color fastness, no counterstained yarn.
2. Silicone oil: The general requirement is 1-2%.
3. Gram weight: The average weight is not less than 0.5% of the required weight, and the error between individuals is ±3%.
4. Forming: The forming size is uniform and the two sides are not easy to fall off.
5. æ» degree: uniformity, uniformity, no hemp or big yarn.
6. Moisture regain: The moisture regain of polyester yarn is about 0.4%.
When choosing a polyester thread, we should pay attention to some usage principles.
1. Compatible with the characteristics of the fabric: the selected polyester sewing thread should be the same or similar to the raw material of the fabric, so as to ensure the uniformity of shrinkage, heat resistance, wear resistance and durability, and avoid the difference between the lines and the fabric. Causes the appearance to shrink.
2. Consistent with the type of clothing: For special-purpose clothing, special sewing threads should be considered. For example, stretch clothing requires elastic sewing thread, and fire-fighting clothing requires polyester sewing thread that is heat-resistant, flame-retardant and waterproof.
3. Coordination with the shape of the stitch: the stitches used in different parts of the garment are different, and the polyester sewing thread should also be changed with it. For example, the overlocked thread or the deformed line should be used for the overlock, and the double-strand stitch should be selected for the extended line. Quilting, shoulder stitching should be strong, and buttonholes should be wear-resistant.
The production of polyester thread should meet the needs of the market. Before it enters the market, it must undergo basic inspection and meet the standards before it can enter the market. Its inspection content generally has the following points.