One of the most important problems for pasteurization system was burning and sticking the products to those plates of yore. The main reason of this problem is inefficient plate arrangement. Hot water feeding system should be having proper plate arrangement, flow rate and circulation. Copper Brazed Heat Exchangers can be also used in some of the water heating applications. If the lime rate is high of factory's water, it could be cause blockage. Whereas the BHE can not be demontage, Vesper Clean chemical clean and prevent blockage perfectly without opening the exchanger.