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As is known to all, the maintenance and repair of instruments and equipment must not be ignored, otherwise, it will cause the test test and other work can not be carried out smoothly.The same is true ...
Electronic universal testing machine adopts microcomputer control digital broadband electro-hydraulic servo valve, drive precision hydraulic cylinder, microcomputer control system on the test force, d...
At present, unidirectional (stress) stretching is mainly used in fabric tensile and fracture test, that is, the strength of fabric test strips in warp (longitudinal) direction, weft (horizontal) direc...
With the popularization of garbage classification, plastic garbage can, as a tool of garbage loading, has become an important product of government procurement and testing.As an important part of garb...
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 ...
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...
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. ...
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 ...
Leather is through depilation, tanning and other physical, chemical processing obtained by denatured non-perishable animal skin.Leather is made up of natural protein fibers tightly woven in three-dime...
The phenomenon in textiles where fibers and yarns are pulled out of the surface of the fabric by hooking is called hooking.Knitted fabrics and textured filaments are easy to be hooked when they encoun...