the solidification was assumed to take place at the outlet of the LIB and decreased rapidly to a value less than that for the standard spinning at a position equal to the surface level of the liquid. This was observed for both the LIB positions. Maximum value obtained for the solidification stress was about 3 times larger than that for the standard spinning. Fig. 17 summarizes the variation of solidification stress with take-up speed for the standard spinning and for the LIB spinning when the solidification was assumed to take place at Tg and at the outlet of the LIB.