The new style production overcome the present limitation of technology,which is exchang placidly,operation portability capacity reliable, manufacturing, and it is no special requiryment for working condition.It can be used for producing varieties of fibers. The Jacket Vat with dual- drum exchanging
adopt the processing of melt enter below and exit upper while enter outside and exit inside. The inside passage compact and fluency,never be a dead angle, which guarantee the consecutive exchange and no flying yarn and cutting yamn. The energy expenditure of vertical jacketvat is 30% lower than the horizontal one,and the effect of energy saving is obvious.