A Guide to Textile and Clothing
A Guide to Textile and Clothing
The roller weightings generally applied to the top rollers by a weight hanging below the roller beam are about 20 lbs for a double boss front roller, 14 lbs for a middle roller, and 10 lbs for a back roller, the middle and back rollers may be saddle weighted (spring weighted). In this case, the[…]
Silk had its origin to China for more than 4000 years ago. It was a properly guarded secret in China. Several centuries passed before its knowledge has transferred into Japan via Korea. India was also the seat of silk and sericulture. A single cocoon is made of an incessant filament of silk which the silkworm[…]
Suppose, a certain hank is made on a machine and it is desired to change to a higher count. The same sliver or roving is used in the creel. The necessary changes are as follows: Draft: This must be altered in order to make the delivery roving finer. The draft change pinion (D.C.P) will therefore be[…]
Cone Drum As each layer of roving is added to the bobbin in the speed frame, its diameter is increased. In flyer leading and bobbin leading frame, it is necessary to increase or decrease the bobbin rpm respectively to maintain a constant surface speed on the bobbin surface as each layer is added to its diameter[…]
Weaving is done on a machine called a loom. All the weaves that are known today have been made for thousands of years. The precise shape of the loom and its mechanics may vary, but the basic function is the same. Warp yarns are held taut within the loom, and weft yarns are inserted and[…]
Linen or Flax is a bast fibre taken from the stalk of the plant linen usilatissimum. Fibre processed into yarn or fabric is known as linen. Physical Properties of Linen Length: Flax is a long fibre running from 6-40” but averages 15-25”. Due to its length it is not essential to spin the fibres, although they can be[…]
