2, The components of the stand are:, forward stand is welded by argon arc. The Material is SUS301 stainless steel, thickness is 0.5mm. Left and right tank brackets are made of SUS304-2B stainless steel, the thickness is 1.2mm.

3, The end bracket  material is SUS304-2B stainless steel,  the thickness is 0.4mm.
    
4, The reflector  material is SUS304-BA stainless steel, the thickness is 0.25mm.
5, The water tank insulation filling layer is a one time high pressure machine foam , fully enclosed , even thickness of 55mm
6, The vacuum heat collector is made of high-quality borosilicate glass, adapted Germany and Australian technology
 Hail resistance: >35mm.
 Absorption coefficient: >93%
Emission coefficient: <6%
Isolation temperature: >300C
Vacuum stability: 5*10Pa-3