Since 2000, Kunming Sunlight has been China’s largest manufacturer of photovoltaic tabbing & bussing ribbons. Headquartered in the Kunming High Technology Zone, Kunming Sunlight now produces of 30 tons/month of photovoltaic ribbons, expanding to 100/month tons in 2010. Certifications include ISO-9001:2000 and RoHS 2002/95/EC compliance.
Technical Specifications
Base Alloys
UNS
– C11000 UNS C10200 UNS C10100
US
CD-110 US CD-102 US CD-101
China
T-2 China T-1 China TU – 1
Copper Purity 99.90% 99.95% 99.99%
Resistivity
– o/g/m2 0.15328 Max 0.15176 Max 0.15176 Max
Annealed @ 20oC
Tensile Strength 37,000
– 46,000 37,000 – 46,000 37,000 – 46,000
Half Hard (PsI)
Tensile Strength 26,000
– 36,000 26,000 – 36,000 26,000 – 36,000
Annealed Soft (PsI)
Elongation
– 2” 15% Minimum 15% minimum 15% minimum
Half Hard (PsI)
Elongation
– 2” 20% Minimum 20% Minimum 20% Minimum
Annealed
Coating Alloys
Sn 60/Pb40, Sn 63/Pb 37, SN
99/Ag1, SN 96.5/Ag 3.5, SN 62/Pb36/Ag2
Coating Thicknesses
15 – 90 microns. Standard
coating thicknesses include 15, 20, 25m
Shelf Life
2 years – Store in a
dry area at room temperature with 55% Rh below 23oC
Common Ribbon Dimensions
Tabbing Bus Connection
0.1 x 1.5mm 4.0mm x 0.15mm
0.15 x 1.5mm 5.0mm x 0.2mm
0.16 x 2.0mm 6.0mm x 0.2mm
0.2mm x 1.5mm 5.0mm x 0.25mm
0.2mm x 1.6mm 7.0mm x 0.25mm
0.2mm x 2.0mm 10.0mm x 0.3mm
0.25mm x 2mm 5.0mm x 0.35mm
Packaging
0.5Kg, 1.0Kg, 5Kg, 10Kg pancakes,
spools and cut to length.