polyester fibres chemical properties effect of alkalies polyester fibres have good resistance to weak alkalies high temperatures. it exhibits only moderate resistance to strong alkalies at room temperature and is degraded at elevated temperatures. effect of acids weak acids, even at the boiling point...
remember me sign in recover your password. a password will be e-mailed to you. contact us converter/calculator companies events products machinery jobs rss contributors q & a textile school - a knowledge-base repository of textile articles fiber manmade fiber natural fiber yarn ring-spinning open-end...
remember me sign in recover your password. a password will be e-mailed to you. contact us converter/calculator companies events products machinery jobs rss contributors q & a textile school - a knowledge-base repository of textile articles fiber manmade fiber natural fiber yarn ring-spinning open-end...
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taken into account. ecological degradation happens in natural fiber right from cultivation to finishing of the ultimate product. prominent parameters and the possible package of corrective measures are highlighted. synthetic fiber industry is not an exception to environmental pollution and therefore...
or thickness ofyarn. in the case of long staple yarns, whose technology is derived from one of the processes for making yarn out of wool, a hank is often defined as yds. ofyarn, and in this case, the symbol nw will be used to describe count. threads are usually made up of several single strands twisted...
(other than those of heading ), including station wagons and racing cars $ m $ m $ m $ m india export of meat of bovine animals, frozen $ m $ m $ m $ m india export of cotton yarn (other than sewing thread), containing % or more by weight of cotton, not put up for retail sale - single yarn, of uncombed...
polymers/elastomers: rubbers of all types (natural and synthetic), acrylic, vinyl, urethane, silicone, ptfe,... the list goes on and on. many techniques are used: yarn coating spread coating - many variants dipping/impregnating calendaring extrusion coating/laminating film to substrate bonding combinations...
finishing agent and the crimp of the fibres. thus these factors determine the proper break draft [ ]. the distance between the aprons in the main draft zone and the pressure of the production top roller is proportional to yarn count and the crimps of the fibres. the purpose of this research is to achieve...