Hangzhou elastic band elastic band _ _ HengXiang provided by HengXiang webbing webbing. Dongguan Heng Xiang Ribbon Limited (www.hengxiang168.com) Guangdong Dongguan Quality Business League certification company, has HengXiang other brands, has a good reputation, honesty, service-oriented "business alliance Service" icon on the page We will be happy to serve you! Teach you how to identify good and bad webbing 1, FDY (filament): Single fiber parallel smooth and uniform, and the great light, bright, semi-gloss, matte, brightness increasingly weak. 2, DTY (elater): Single fiber bending, low-stretch, fluffy, as shown. 3, DTY filament network (Ditan network wire): a stage for Network points, increasing the ability to get between fiber bundle (minutes without net, light net, in the net, heavy nets Beijing elastic band, which can be used for free pulp heavy network wire). How to determine the date of the elastic band elongation ratio: [2014-9-19 9:01:59] total reading [5] times reflect a lot of my friends do not know how to measure the elongation ratio of the elastic band, where small series of elastic elongation ratio The measurement method briefly explain: the measured tension-free tape at amortized natural state in the inspection stage, more than 1m from the end Hangzhou elastic band, either take a while in the middle of the tape with a ruler marked two points separated by 10cm, slowly until it is stretched to the limit, the measured distance of the mark, the extension ratio is calculated according to the formula, 2m pull the elastic band of each time interval, Dongguan, were measured three times and averaged. I hope the above information on how to introduce the elongation ratio measuring the elastic band can help your business. As a professional manufacturer elastic band, and we sincerely hope that our products can bring you more convenience and save more investment.