... , the chemical liquids nature and the characteristics of solid deposit in liquid . Regular tubes diameter: ø11mm,ø17mm,ø25mm,ø30mm,ø32mm,ø45mm ... ø11mm and ø17mm are shrinkage tubes heaters, it is used in solution heating, the surface power is 5.6W/Cm2. Applying ... . The voltages have 120V, 240v, 380v, 415v and 480v, single-phase and three-phase (according to clients requirements), Power range from 0.5kw ...