Materials, option 1

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Uploaded: 10.05.2013
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1. Give the general classification of textile materials and explain the principle of its construction. What it is called textile materials, textile fibers, textile yarn, textiles?
2. The length of the fiber and its significance for the process of spinning yarn and receiving. Methods and devices for determining the length of the fibers.
3. The purpose and essence of the opening and blending process, the intensity and efficiency of these processes. Composition of modern razryhlitelno-cleaning and picker assembly.
4. What is the sequence of processes in the system of carded cotton spinning? Describe the purpose and nature of each process.
5. Determine the linear density of viscose fiber, if the nominal diameter - 20 micron.
6. Determine the theoretical performance picker T-16 for cotton, if the diameter of the drums roll down - 230 mm, speed slides down the reels - 12 min-1, the linear density of the canvas - 430 ktex.
References 13


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