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Twisting is to make the two sections of the yarn produce relative rotation, then the yarn in the original parallel to the yarn axis of the fiber tilt into a spiral line.For staple fibers, the main pur...
Top breaking strength is one of the important evaluation indexes, which directly reflects the durability index of knitted fabric when it is deformed and broken by external pressure. The commonly used ...
Textile production and production process are relatively complex, people wear clothing is actually through countless processes will be transformed from cotton or yarn into fabric products, among which...
The light fastness of textiles has been paid more and more attention at home and abroad. At present, my country's textile industry product standards, especially the new standards promulgated in recent...
Four cases where uncertainty is not reported 1.In some cases, recognized testing methods specify limits for the main sources of measurement uncertainty and specify the presentation of calculation resu...
Waterproof performance When it comes to waterproof performance, most people think that it is the performance of fabrics against being wetted by water. In fact, waterproofness refers to the performance...
In the detection work, detection error, detection accuracy, and detection uncertainty are frequently used terms, which are directly related to the reliability of the detection results and the accuracy...
Fabric shrinkage refers to the percentage of fabric shrinkage after washing or soaking in water. Shrinkage is a phenomenon in which the length or width of textiles changes in a certain state through w...
1. Color fastness to washing Color fastness to washing, also known as color fastness to washing/color fastness to soaping, is to evaluate the color fading of the original fabric and the staining of th...
Do you look at the laundry label when washing clothes? Why does the soap sometimes develop color when washing clothes? 1 What is the testing principle of color fastness to soaping? According to GB/T39...
Folding resistance Test standard: Experimental principle: experiment procedure: Wear resistance GB/T 3903.2-2008 Use a toothed metal grinding wheel to press vertically on the sole of the sample, and w...
The working principle of the walk-in constant temperature and humidity test box: The walk-in constant temperature and humidity test box consists of two parts: temperature regulation (heating, cooling)...