The boiling watershrinkage and dry-heat shrinkage rate of HT are also the greatest among the three types of industrial PET filaments.
高模低收缩型、高强低收缩型涤纶丝沸水收缩率和干热收缩率均低于高强型涤纶丝;
2
The shrinkage and crimp behavior of CDP-FDY fibers at different drawn temperature after heat treatment are studied by means of boiling watershrinkage, hot shrinkage, crimp ratio and crimp rigidity.