The waterproof abbreviation of outdoor fabrics that foreign trade salesmen must read
At present, domestic outdoor practitioners and outdoor enthusiasts have misunderstandings or insufficient understanding of certain aspects of the functions of outdoor workwear. The following briefly introduces the meaning and difference of post-organizing functional indicators:
1. Water-repellent: In the standard laboratory, use distilled water to spray on the sample through a funnel, and compare the rating with the water-repellent standard sample;
Commonly used testing standards include American standard: AATCC-22-2005 (rating system); European standard: ISO 4920 (rating system);
Comparison of American and European standards: 100 points (Level 5); 90 points (Level 4); 80 points (Level 3); 70 points (Level 2); 50 points (Level 1); 0 points (Level 0) .
There are three types of water repellent:
General water repellent (Water Repellent, abbreviated as: W/R)
Durable Water Repellent (Durable Water Repellent is commonly called super water repellent or super water repellent in the outdoor fabric industry, abbreviated as: DWR)
Teflon (TEFLON) is water-repellent; commonly known as: DuPont three-proof, Teflon three-proof, teflon three-proof
(1) General water repellent (W/R): After washing a few times, the surface of the clothing will no longer block water. Generally speaking, it is enough to block water outdoors. The commonly used data is 70 minutes before washing. If you often go hiking or have a certain altitude The climate in the mountains is unpredictable, and it may rain at any time. Generally, water-resistant work clothes are not water-repellent after being washed several times, causing the surface of the clothes to get wet, and wearing them will increase the weight on the human body.
(2) Super water repellent (DWR): C8 water repellent produced by Japan’s Daikin or other additive companies maintains an effect of 80 points (European standard level 3) after washing 20 times; because the fluorine content does not meet EU standards, it is now Banned by the EU. Nowadays, C6 and C4 are mostly used. Generally, the effect of 80 points can be maintained after 5-10 times of washing.
(3) Teflon (TEFLON), produced by DuPont in the United States, is particularly well-known and has three prevention effects such as water blocking, stain removal, and oil resistance. If you buy this brand of water blocking, you can provide Teflon hangtags, but Teflon has the disadvantages of The water-repellent effect is not as good as Carbon 8 and Carbon 6;
AAAFSGRETEGSDFW
Disclaimer:
Disclaimer: Some of the texts, pictures, audios, and videos of some articles published on this site are from the Internet and do not represent the views of this site. The copyrights belong to the original authors. If you find that the information reproduced on this website infringes upon your rights, please contact us and we will change or delete it as soon as possible.
AA
