Process Flow Of Wool Processing

- Mar 12, 2021-


1. Raw wool

The wool cut from the sheep is called raw wool. In addition to wool fibers, raw wool also contains a large number of impurities. It can not be used directly in wool spinning.

2.Wool washing

Wool washing is a process in which the impurities such as lanolin, wool sweat and sand are removed by mechanical and chemical methods.


3. Sliver making

The purpose of sliver making is to mix the washed wool according to different proportion of raw materials, mix the oil, comb the wool, remove the short fiber, small impurities and weeds. Make it separate out the relatively pure single fiber state, and make the fiber arrange tightly and smoothly, finally make even combing top.


4. Spinning

The process of mixing pure or blended bulk fibers or tops, combing the roving, and then drawing and twisting. The evenness, strength and breaking elongation of the yarn have an important influence on the fabric quality.


5. Dyeing

Weak acid dyes, neutral dyes and wool reactive dyes are mainly used for dyeing. The main auxiliaries used are leveler, fixing agent, penetrant, detergent and so on. Low temperature accelerating agent, wool protective agent is also occasionally used.



6. Softening treatment

High-quality wool fibers are soft, fluffy, slippery and elastic, and have a natural and soft luster. However, wool fibers may be damaged in different degrees during the processing of wool washing, sliver making, spinning and dyeing, the fibers also lose their feel and luster. After dyeing or fabric finishing, it is necessary to apply a certain amount of softener to supplement or even improve the feel and luster of wool products.

The chemical structure and morphological structure of wool fiber are special, and it has certain selectivity to the type of softener. When selecting softener, it is necessary to consider fiber characteristics, molecular structure of softener and hand feeling effect to match suitable softener products.

7. Weaving

The weaving methods of wool products mainly include shuttle weaving and knitting. The style of shuttle weaving products is stiff and drape, and the knitted products are fluffy and soft

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8.After finishing

The finishing of wool woven products is complex, mainly including washing, scouring and steaming.

Wool knitted products, sweater finishing process is simple, just need to wash shrinkage and on the soft. Wool knitted products, plush products after finishing is also more complex, mainly pressure, shear, brush, hot and so on.

Wool clothing has many advantages, such as light weight and warmth retention.

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