How to improve the longitudinal elongation of needle punched non-woven fabrics?

How to improve the longitudinal elongation of needle punched non-woven fabrics?

Jul , 08 2022

Needle punched non-woven products are formed by fine carding, repeated precision needle punching or appropriate hot rolling treatment. Through the coordination of different production processes and the matching of different materials, there are currently hundreds of different products on the market, including: geotextiles, geomembranes, velvet cloth, speaker blankets, electric blanket cotton, embroidery cotton, clothing cotton, Christmas Handicrafts, artificial leather base cloth, special cloth for filter materials.

How to improve the longitudinal elongation of needle punched non-woven fabrics? Mainly from the following five aspects to make adjustments to improve the longitudinal elongation of needle punched non-woven fabrics.

1. Replace fibers with large elongation;

2. Adjust the cylinder and doffer of the carding machine to reduce the accumulation of longitudinal fibers;

3. Reduce the amount of draft during acupuncture;

4. Reduce acupuncture density;

5. Reduce the ironing temperature;

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Needle Punched Non Woven Fabric