D series evaporator(air cooler) is a cooler match freon refrigeration unit to cold storage cooling equipment. According to the temperature of the refrigerator model, there are DL, DD, DJ, CDJ four models. It has the advantages of compact structure, does not occupy the practical area of cold storage, etc., compared with the natural convection row pipe, he can make the cold storage rapid cooling, storage of goods in the cold storage has greatly improved the degree of preservation.
Shell material according to the environment within the library is divided into three types:
1. Phosphating treated steel spray;
3. 304 stainless steel
4. Galvanized steel sheet