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1. material of inner tank: SUS304-2B food grade stainless steel Thickness:0.40MM
2. material of outer tank:Color steel
Thickness: 0.4mm
3. bracket materail:Galvanized plate Thickness:1.50MM
4. heat preservation: 72-80h
5. insulation :55MM foaming
6. Absorption rate:=93%,Heat radiation rate:=6%(100?)
7.Angle:45°
