Compact solar water heater ---non pressured system
1)Patent number:ZL200430072174.6.
2)Vacuum tube:47mm-1500mm.58mm-1800mm spaceflight vacuum heat collecting tube large amount of heat gaining.
3)Inner tank:Imported SUS304-2B food-level stainless steel.Thickness is 0.4mm or 0.5mm.
4)Outer tank imported colour steel ( imported stainless steel imported zinc aluminum steel plate ).
5)Bracket:Elaborated designing, high intensity plating aluminum and zinc steel board, treated by dry painting, stainless steel, aluminum alloy.
6)Technique characteristics:Use automatic argon arc welding technique.Good pressurization capability.Super antisepsis capability in welding joint.No seeping forever.Use automatic machinery foaming technique, super insulation capability.