... heating and cooling and other occasions. Plate heat exchanger (food grade multistage type)Plate heat exchanger is widely used in modern ... and efficient heat transfer equipment, chemical, metallurgy, petroleum, power plants, fertilizer, paper, medicine, air conditioning and beer, beverage, biotechnology and other ... , 0.16m2, 0.26m2, 0.6m2. Plate heat exchanger (food grade multistage type)