Machinability vary from alloy to alloy depending on a number of factors.
Use our Alloy Selection Chart to view the machinability of a number of common cast bronze alloys:
http://www.nationalbronze.com/pdfs/Cast-Bronze-Comparison-Chart.pdf
Use our Alloy Selection Chart to view the machinability of a number of common cast bronze alloys:
http://www.nationalbronze.com/pdfs/Cast-Bronze-Comparison-Chart.pdf