The spiral plate heat exchanger is a new type of heat exchanger with good heat transfer efficiency and high operational stability, and multiple units can work together. Spiral plate heat exchanger is a kind of high-efficiency heat exchanger equipment , suitable for steam-steam, steam-liquid, liquid-liquid, heat transfer to liquid. It is suitable for chemical, petroleum, solvent, medicine, food, light industry, textile, metallurgy, steel rolling, coking and other industries. Form of the structure can be divided into non-detachable formula ( Ⅰ type) spiral plate and removable ( Ⅱ type, Ⅲ type) spiral plate heat exchanger . The current standard is JB/T4751-2003 "Spiral Plate Heat Exchanger". 

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