Analysis of weft bias problem of woven fabrics
Clothing production companies, due to poor quality of fabrics, often affect the quality and delivery time of ready-made garments. This will have a negative impact on the image of the company and customer confid…
Factors affecting the rebound of four-way elastic fabric
Due to the excellent properties of spandex, spandex fabrics account for an increasing proportion of textiles. The resilience of four-way stretch fabric is an important indicator of four-way stretch fabric. 1. R…
Introduction and detailed explanation of conventional chemical fiber fabrics
1. Introduction to raw materials Properties of polyester (PET): 1. Strong wear resistance. 2. Poor water absorption, the official moisture regain is 0.4% (20℃, relative humidity 65%, 100g polyester absorbs 0.4…
Among fibers, is spandex the only elastic one?
Elastane fiber is an essential material in our lives. Without it, there would be no women’s stockings, no summer swimsuits, no figure-highlighting tights… It can be said that elastic fiber has made …
Summary of styling knowledge in dyeing factories
1. Nylon fabric 1. Setting temperature: 160℃-180℃. Speed: 20M-25M/min. 2. The setting temperature changes greatly in color, especially purple, pink blue, etc., so pay attention to whether the color after settin…
Several quality problems that are easy to occur in spinning production
Nep 1.1 The harm of neps The number of neps in the yarn not only affects the appearance quality of the yarn and gray fabric, but also directly affects the dyeing effect of the fabric, causing dyeing Defects, as…
How spinners combine basic operations to prevent mechanical defects
In order to improve product quality, reduce end breaks, and reduce yarn defects, spinners must not only be proficient in operating techniques, but also must be familiar with mechanical performance and be the ma…
Six different quality requirements for knitting yarn and woven yarn
Knitted yarn requires higher evenness, good softness, certain strength, extensibility and twist, and is formed on the knitting machine During the knitting process, the yarn is subjected to complex mechanical ef…
Effect of yarn hairiness on air-jet loom efficiency
1. If the sizing technology is not good when the air-jet loom produces high-density fabrics, the warp hairiness will cause adjacent warp yarns to be entangled with each other and cause unclear openings. The hai…
Why does fabric need to be singed?
Singeing is a process in which the fabric is quickly passed through the flame of the singeing machine or rubbed against the red-hot metal surface in an open-width state to remove the fluff on the surface of the…