Solar Soldering Ribbon, Solar Bus Wire, Tabbing Wire Solar Cell Tab Wire for Solar Panel Manufacture

1,Elongation ≥25%

2,Tensile strength:≥170MPa

3,Side camber: L≤3mm/m

4,Soldering tin melting point: 180−230°c

Core Copper of TU1 Off-Cu :

1,Copper Purity ≥99.97%

2,Resistivity:ρ ≤0.017241Ω • m m2/m 

Electrical Resistivity of Ribbon:

(2.1−2.5)X10-2 • mm2/m

Composition of Plated Material:

1) Lead series products:

A,Sn 60%, Pb 40%

B,Sn 60%, Bi40%

C.Sn 50%, Bi50%

D,Sn 62%, Pb 36%, Ag 2%

E,Sn 50%, Bi48%, Ag 2%

F.Sn 60%, Bi38%, Ag 2%

2) Lead-free series products:

A.Sn 96.5%, Ag 3.5%(Bi)

B.Sn 97%, Ag 3% and so on

Solar cell tab wire specification

Manufacturing Process

Copper round wire→ Flattening& Annealing → Tin-plating → Spooling → Packing

Our core competencies

1.Forming of round wires to flat wires through drawing and rolling

2.Heat Treatment

3.Hot-dip tinning

4.Precise spooling

  1.4.5kg per spool with vacuum package. 4or 6 spools a carton box with dustproof &shockproof & waterproof for long transportation

  2. Cutting off packing

  OEM service; Design offer service; Buyer label offer service; Fast delivery; Low MOQ

  Baoding Edel New Energy Co.,Ltd is a high-tech enterprise which specializes  in PV Ribbon R&D, production and sales. The main products are solar cell tab wire, bus wire, PV junction box

What is the popular dimension for PV Ribbon?

Thickness and width for popular items: 0.23X1.5/ 0.20X1.6/ 0.20X1.8/ 0.18X2.0