What is the fast-frozen snack cold storage structure?
Structure and main equipment of quick-frozen food storage: 1. Cold storage insulation materials and moisture proof layer A. Cold storage board: pre-produced, with fixed length, width and thickness, which can be selected according to the installation requirements of the library. High and medium temperature cold storage generally choose 10 cm thick plate, low temperature storage and freezing storage generally choose 12 cm or 15 cm thick plate; B. Cold storage polyurethane spraying foam material: the material is sprayed directly into