Specifications L201 is a liquid soldering flux and used for soldering pure Al and Al alloys with various solders. The flux work excelent on pure aluminium and aluminium alloy, and has strong scavenging action to remove oxide coatings and other impurities from Al or Al alloy surface to produce strong joints. Advantages include: (1) Make solder flow quickly and evenly. (2) Pre-cleaning is not necessary under most conditions. (3) Competitive Pricing (4) Easily remove residue with water