The Qualitek 50-4002 Paste Flux is a 2 oz. container of electronic quality rosin flux mixed with petroleum jelly. Same as Kester SP-44(83-0000-0144).
- A mixture of high grade synthetic resin, rosin and thixotropic thickeners
- Residues after soldering are non-corrosive, non-conductive and highly insulated
- High tack force and long tack time
- Rapid wetting on virtually all types of substrates
- May be removed with CFC substitutes