Coatings on Absorber Welding Structure and Dimension

Item & Coating    Anodic Oxidation Coating Black Chrome Coating Blue Selective Coating 
Performance  Absorptivity: 94 ± 2%    Emissivity : 20 ± 5%  Absorptivity:94 ± 2%   Emissivity : 10 ± 5%  Absorptivity: 95 ± 2%  Emissivity : 5 ± 2% 
Model No. F-AO-P F-AO-F F-BC-P F-BC-N F-BS-P F-BS-L
Base Material Alumnium Strip  Alumnium Fusion Bonding Strip   Full Alumnium Plate Copper Strip Full Alumnium Plate Full Copper Plate    
Coating Diemension  Length : 850~1850mm 
Width:100/125/140mm
Thickness: 0.3mm
Length : 850~1850mm
 Width:100/122/125/140mm
Thickness: 0.45/0.5/0.6mm
Length : 950~1950mm
Width:950mm
Thickness: 0.4mm
Length : 950~1950mm
Width:100/125/140mm
Thickness: 0.12/0.2mm
Length : 950~1950mm
Width:950mm
Thickness: 0.4mm
Length : 950~1950mm
Width:950mm
Thickness: 0.12/0.2mm
Riser
(Copper Tube)
Φ9/10/15*δ0.5/0.6mm Φ9/10/15*δ0.5/0.6mm Φ9/10/15*δ0.5/0.6mm Φ9/10/15*δ0.5/0.6mm Φ9/10/15*δ0.5/0.6mm Φ9/10/15*δ0.5/0.6mm
Header(Copper Tube) Φ22/25*δ0.5/0.6mm Φ22/25*δ0.5/0.6mm Φ22/25*δ0.5/0.6mm Φ22/25*δ0.5/0.6mm Φ22/25*δ0.5/0.6mm Φ22/25*δ0.5/0.6mm
Welding Methods  Package Ultrasonic Welding Type Fusion Bonding Type Package Ultrasonic Welding Type     Normal Ultrasonic Welding Type  Package Ultrasonic Welding Type  Laser Welding Type