Lead-bismuth-tin series alloys are composed of aluminum plus lead, bismuth or tin alloys, which also called free machining alloys, and are characterized by good cutting performance. Products are mainly used in cutting materials, optical products, screw heads, etc.
Commonly used lead-bismuth-tin series alloys are: 2007 2011 2030 6012 6020 6023 6262 6262A 6064 6064A