Silver Paste

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  Targray silver paste

For the ultimate in improved efficiency, Targray in partnership with Heraeus, offers the industry's most advanced front and back side silver conductive pastes for crystalline solar cells. The HeraSol line of silver pastes is specially formulated to provide higher efficiencies and wider processing windows, resulting in better yields and higher output for cell manufacturers.

Front Side Ag Paste

• High aspect ratio
• Excellent fine line resolution
• Low contact resistance on variety of emitters and wafers
• Low series resistance
• Cadmium free
• Wide process window

Back Side Ag Paste

• Excellent solderability and adhesion
• Excellent cost savings through lower paste consumption and lower silver content
• Excellent printability
• Co-fireable with back side Al and front side Ag pastes
• Pb and Cd free 
• Wide process window