A hollow, U-shaped rotor, mounted open-side-down on top of a spindle of a FLY frame. It is rotated independently of the spindle and serves to twist the roving and wind it on bobbins which are held on...
Continuous filament synthetic yarns that have been altered through special treatments or modification to give them elasticity. Techniques include: twisting and untwisting, use of air jets, stuffer...
A term denoting a group of materials in which the polyamide fibres are altered through the application of steam. In this way, the fibres swell up, which makes them softer, while retaining their...
A term applied to a type of nylon yarn which has been through processing to introduce a high level of twist. This creates a yarn with some recovery but without "bulk" associated with texturised...
Skein is when a length of yarn is bundled in a loose roll rather than put on a cone (as you would purchase from store)- usually done if yarn is going to a dye vat or needs a treatment in a...