Solar Panel Raw Materials

Min Order:10 kilogram

Industry:Energy

Copper base: electrician Park copper (TR line) rolling or T2

Copper substrate resistivity: ρ ≤ 0.0172Ωmm2 / m

Solder Composition: 62% Sn36% Pb2% Ag; 60% Sn40% Pb; 96.5% Sn3.5% Ag (Bi optional)

The thickness of the tin layer: 10μm-40μm, sided uniform

Thickness deviation: ≤ 0.008

Width deviation: the rolled products ≤ 0.1mm; slitting Commodities ≤ 0.005mm

Elongation: the soft state ≥ 20%; semi-soft state ≥ 15%

Packaging: cardboard,