The SW99SN-2MM100 is a lead-free, eutectic tin-silver alloy formulated with the highest quality raw material. The composition of this alloy complies with ISO 9453: 2015 (Alloy 401) and RoHS regulations. This makes our alloy useful in a variety of processes, including: Wave, selective and dip soldering. Insertion and touch-up of components for surface mount technology for the electronic assembly industry. High quality binary alloy for mechanical and electrical applications where lead-free materials are required. Excellent reliability and solidity of the welded joint. Excellent resistance to thermal and mechanical fatigue.