Rosin "44"® is a high activity RA core flux designed for excellent instant wetting action, even on Nickel surfaces. Although "44" is a RA-based material, the residues are non-corrosive if not cleaned. Per J-STD-004, "44" is classified as ROM1 flux.
Solder Roll Kester "44"® 60/40 0.062 Inch Diameter
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*This offer cannot be combined with any other offer and is limited to products that can ship within the continental United States from a carrier of Jameco's choosing by June 30, 2023. Orders must be valued at $150, before tax and shipping, to receive Free Ground Shipping. Any backorders that are shipped separately may incur shipping charges.