Monocrystalline Silicon Material Ribbons for Solar module production Line

Solar cell tab  wire commonly connects the positive and negative sides of the solar cells in series.

Mechanical Property:

1,Elongation:  U-Soft≥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%, Oxygen≤10ppm

2,Resistivity:ρ≤0.0172Ω • mm2/m 

Electrical Resistivity of Ribbon:

(2.1−2.5)X10-2 • mm2/m 

Plated Thickness:

15-25um per side

Composition of Plated Material:

1)    Lead series products:

A,Sn 60%, Pb 40%

B,Sn 63%, Pb 37%

C,Sn 62%, Pb 36%, Ag 2%

D,Sn 60%, Pb 39.5%, Ag 0.5%

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.  4.5kgs  solar cell tab wire  per spool with vacuum packing, 4 or 6 spools in a carton box with dustproof & moistureproof & shockproof &waterproof for long distance transportation. 2 Fix-length packing

 Samples can be delivered within 3 workdays by Fedex/ EMS/DHL/TNT; Design offer service; OEM service; Low MOQ

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

 What is our payment trem?

1.T/T30% in advance, balance before shipment. 2.  L/C at sight