It is mainly used in sterilizing PET bottle mouth and inside surface of caps. In which haven’t been disinfected by thermal tea, Fruit juice which having been filled in PET bottle, bottle reversing guiding rod and bottle repositioning rod, Use its inner thermal medium to disinfect bottle mouth and caps without any other heat source. So it can save energy. The machine is fully made of SUS304 stainless steel, more convenient in operation.