High-Purity Rosin Core 63/37 Solder Wire Reel (50g, 0.8mm Diameter)

63/37 Eutectic Rosin Core Solder Wire Spool (50 Grams - 0.8mm)

Manufactured from 63% Tin and 37% Lead, this eutectic solder alloy transitions immediately from liquid to solid at exactly 183°C (361°F) without an intermediate pasty state. Yields bright, shiny solder fillets with zero cold-joint defects. Includes internal non-corrosive rosin flux core.

Specifications

• Alloy Composition: 63% Tin (Sn) / 37% Lead (Pb) eutectic formulation
• Flux Content: 2.0% internal non-corrosive Grade-A rosin flux core
• Melting Point: Exact 183°C (361°F) eutectic melting temperature
• Wire Diameter: 0.8 mm (ideal for through-hole PCBs and SMD pads)
• Net Weight: 50 Grams on plastic dispenser spool
• Excellent wetting and spread speed; residue does not require cleaning