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Horizontal and vertical combustion tester is used to simulate the early situation of fire in the surrounding environment of electrical and electronic products. It is used to simulate the technology to...
In textiles, the phenomenon of fibers and yarns being pulled out of the fabric by being hooked is called hook wire.Knitted fabrics and textured filament woven fabrics are easy to hook when encounterin...
Factors affecting air permeability and moisture permeability The breathability and moisture permeability of composite fabric fabric can be expressed by wet resistance. When there is difference in wate...
1. Cause of pilling Clothes in the washing process or the actual wearing process, constantly from with the outside world, its friction, make the surface of the fabric show in fabric fiber end, on the ...
1.What kind of socks do people use? Socks seem to be an easy role to be ignored in clothing. They are not only covered by shoes, but also hidden in pants most of the time.But in fact, socks have been ...
Textiles can be used in formaldehyde, PH value, azo content testing and other supporting equipment, can be sample into uniform small cubes, greatly improving the sample preparation efficiency. Formald...
Universal testing machine test project is very wide, the main test project mainly has: the tensile stress, tensile strength, stretch stress, stress and elongation, rupture strength, break elongation, ...
Textile concepts and classifications commonly used 1 Common Concepts 1. Warp direction, warp yarn, warp density -- direction of fabric length;The side yarns are called warp yarns;The number of threads...
Mass per unit area The most common method is to use a circular sampler to circle five circular samples with an area of 100cm2 or square samples with a side length of 10cm and weigh them on a balance. ...
Mask is made by covering the person's mouth, nose and chin so that it fits closely with the face. By inhaling, the person forces the air to filter out harmful substances when passing through the mask,...
The basic mechanical properties of fabric, including stretching, tearing, bursting and bending, etc., directly affect the durability (or fastness) of fabric, which is an important content to evaluate ...
Project background With the continuous improvement of the quality of life, people have higher and higher requirements for fashion products such as shoes and bags.Comfortable, beautiful already was not...