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Melt-blown non-woven fabrics are mainly used to filter micron-level particles such as dust, microorganisms and haze, which can be called the "heart" of masks.By polypropylene microfiber random distrib...
Mass per unit area The most common method is to use a circular sampler/sample cutter to circle five circular samples with an area of 100cm2 or square samples with a side length of 10cm, and put them o...
Martindale wear resistance and fuzz tester features: 1. Industrial color touch screen display, control, friendly man-machine interface is easy to use, easy to operate.Chinese and English display is co...
In daily life, we must often be troubled by various stains. If you happen to be wearing a white T-shirt, it can be devastating! Or, on a rainy day, you're walking by the side of the road and a car fli...
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...
What is the moisture absorption and drying ability of textiles? As one of the hottest functional fabrics in recent years -- moisture-absorbing quick-drying fabric, In the market development is relativ...
Define 1, heat preservation rate: the percentage of heat dissipation without sample and the difference between heat dissipation and heat dissipation without sample. 2, thermal resistance: the temperat...
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...
Car safety restraint system as one of the most critical parts of the occupant protection, when the vehicle collision to the occupant restraint and avoid the collision when the occupant and the steerin...
The electric rubbing color fastness tester is suitable for testing the dry and wet rubbing color fastness of all types of dyed fur, and measuring the dry and wet rubbing color fastness performance of ...
It is used to evaluate discoloration and staining in color fastness testing. It is divided into grades 1-5 in half-grade increments and is installed in a packaging sleeve. This series of gray cards is...
The color fastness of mattress textiles to dry rubbing must meet the standard. Color fastness refers to the resistance of the color of the textile to various effects during processing and use. It is a...