看国产毛片久久久精品_99精品国产在热2019一级毛片_成人一区二区三区在线视频_成年男女免费视频网站慢动作_欧美日韩性高爱潮视频_伊人久久大香线蕉av网禁呦_亚洲日本9191在线看_无码人妻丰满少妇又伦_亚洲国产成人综合网_在线观看日本一区二区

1. The environment temperature and humidity have great influence on the processing performance. The optimum temperature is 25 3, and the relative humidity is 65.5%.

2. Pay attention to the type, specification, batch number and the color of the paper tube on the list when using the product. It is forbidden to use mixed batch.

3. Drawing ratio of the product will affect the process of fabric and the uniformity of the fabric. When the drawing ratio is too large, the processing and weaving will break easily, resulting in the reduction of processing efficiency and product quality.

4. The production date interval of the product will affect the homogeneity of the process and the fabric. It is suggested that the products with adjacent production dates should be used, and the silk rolls used in weaving are similar in size.

5. In circular weaving, the conveying tension of the product should be appropriate. The excessive conveying tension can easily cause wire breakage, and the excessive conveying tension can easily cause the conveying roller to spring up and cause the weaving to stop.

1. In the process of transportation and storage, the packing should be stacked according to the arrow and the specified height to avoid collision, so as to avoid the damage of spandex filament and the decline of operation performance. The correct use of spandex coil, in the process of machine to avoid bruising, scratch, in order to prevent spider web and collapsing phenomenon and affect the quality of products.

2. if the batch number is different from the batch number previously supplied, do not mix it before it is confirmed. It is recommended that the same batch size of spandex silk with similar production date should be used. In order to prevent uneven elasticity of cloth, dyeing coloring and so on.

3. Spandex should be kept in a constant temperature and humidity environment. The temperature is between 25 + 3, and the relative humidity is 60% - 70%. It is not suitable for spandex to be put in the sunshine place.