c. Wrapping: The sized yarns are then wound on a final warp beam and are ready for the loom.The warp beam prepared now is then mounted on looms. Before the invention of conventional loom, back strap loom was in existence. Later on, the conventional loom replaced the back strap loom which is now-a-days not in use.

3.2 .3 Manufacturing Process: By using different chemicals and manufacturing techniques, two basic types of rayon were developed. They were viscose rayon and cuprammonium rayon. Viscose rayon can have more names like standard viscose, regular viscose and high wet modulus rayon, Wet Spinning Dry Spinning Melt Spinning depending on the changes made to get different qualities. Schweitzer in 1857 dissolved in an alkaline copper solution. In 1890, Despeisse developed a method to make a filament.