and the mean air flow in ml per second is calculated from the five results. from this, the air permeability can be calculated in ml per mm per second. fig(a): the air permeability test to obtain accurate results in the test, edge leakage around the specimen has to be prevented by using a guard ring or...
washed with success, regular rayon normally requires dry cleaning to maintain appearance and shape. there is a finish that can be applied to make viscose rayon fabrics washable and limit shrinkage to percent. it is formaldehyde-free and will not affect the hand, width, or length of treated fabrics. it...
multipacks or assorted packs. dispatch by textile school last updated mar , share polybags for perfect presentation at the point of sale and protection against dirt and moisture garments are individually packed in a polybag, or multipacks or assorted packs. plastic bags are created from plastic chemical...