A tunnel sterilizer composed of multiple boxes is used. This machine is equipped with spray water temperature zones of different temperatures. During the sterilization process, bottled products are transported to the pasteurization line box via a conveyor belt. After completing the sterilization formula of preheating, insulation, cooling, etc., bacteria are discharged through the conveyor belt. Due to the stable sterilization time, this pasteurization method has good sterilization effect, effectively ensuring the consistency of sterilization effect
