Kester 24-6337-9702
“285” Rosin Mildly Activated (RMA) solder flux residues do not require removal in most applications. “285” solder performs similarly to a mildly activated rosin core (RMA) leaving a visually cleaner appearance after soldering.

No need to buy in bulk quantities to get a lower price. Same Price . . . Any Quantity

Kester Sn63 Pb37 ( 60-40 ) #285 Product Performance:
• Most common tin-lead eutectic used in pcb assembly applications
• Residue does not require removal for most applications
• Residues are non-corrosive and non-conductive
• Industry standard RMA cored wire

• Compatible metals: platinum, gold, copper, tin solder and silver

Kester 24-6337-9702 Specifications:
• Alloys: Sn63 / Pb37 ( 63 % tin – 37% lead )
• Wire Diameter: 0.020″ / 0.50mm / 25 AWG
• Flux: #285 RMA Rosin-Mildly-Activated
• Core size: regular 3.3% flux by weight ( 66 )
• Spool size: 1 lb..
• Melting point: 361º F ( 183º C )
• RoHS Compliant: No
• Classified as ROL0 per J-STD-006C

Fluxes: If needed, Kester 186 and 186-18 mildly activated rosin flux may be used as an aid in reworking soldered joints. Available in gallon, 5-gallon and flux pen sizes for optimum board cleanliness.