PV ribbon

During more than 30 years of offering solder materials with solid R&D and total solution capabilities, Solarjoin delivers the best quality of PV Ribbon and Flux to meet your high-reliability requirements.

Material Specification

Basic Material Copper Content: ≧ 99.90%
Base Copper Conductivity: ≧99% IACs
Tensile Strength: ≦ 25kgf/mm²
Elongation：≧25% (copper width < 3mm), ≧15% (copper width≧3mm)
Bare Copper Flat Wire Thickness Tolerances：±10% of the nominal thickness
Bare Copper Flat Wire Width Tolerances：±0.1mm

Soldering Specification

Solder Composition in wt%:

  • Tin Lead: Sn60/Pb40(183-190°C); Sn62/Pb36/Ag2(179°C)
  • Lead-Free: Sn96,5/Ag3/Cu0,5(219°C); Sn96,5/Ag3,5(221°C)
  • Low Temp, Lead-Free: Sn/Bi Series(138-160°C); OO/Sn Series(115-150°C)

Thiskness of Single Coating Layer: 10-40 μm (depends on customer’s requirements)

Storage: 12 months from manufacturing date with unpackaging at room temperature

PV_Ribbon nevo-solar

 

Item Copper Size Coatings Alloy Coat Thickness Yield Strenght Tensile Strenght Elongation
Cell Ribbon 0.6×0.20mm

1.Sn63/Pb37

2.Sn62/Pb36/Ag2

3.Sn60/Pb40

4.Sn96.5/Ag3/Cu0.5

5.Sn96.5/Ag3.5

6.Sn42/Bi58

A:15±5µm

B:20±5µm

C:25±5µm

D:30±5µm

E:35±5µm

F:40±5µm

 ≤7Kgf/mm2 ≤25Kgf/mm2 ≥20Kgf/mm2
1.2×0.20mm
1.5×0.20mm
1.7×0.20mm
2.0×0.20mm
Bus Ribbon 5.0×0.30mm N/A ≥15Kgf/mm2
5.0×0.35mm

PV Ribbon Package Method

Spool Type

Number D1
(mm)		 D2
(mm)		 D3
(mm)		 L1
(mm)		 L2
(mm)		 Material
1 152 102 20 122 94 ABS/HIP
2 160 90 22 160 85 ABS/HIP

 

PV ribbon package

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