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Persona de contacto Mr. koocool
Nanjing, Qingdao, shandong
Technical Data All-glass evacuated solar collector tubes Material Borosilicate Glass 3.3 Absorptance of SELECTIVE COATING ≥0.*0 (AM1.5) Emission of SELECTIVE COATING ≤0.*8 (*0℃±5℃) Vacuum <5 ×***3 Pa Stagnation Temperature >**0M2*℃/kw Solar radiance exposure ≤3.0MJ/m2 Coefficient of Average Heat Loss <0.*0W/(m2℃) Selective absorber coating Aluminum nitrite Maximum Strength 0.6Mpa
