This page covers custom 9-4 aluminum bronze and silicon brass castings with gravity-casting and machining requirements.
Confirm the grade and finished geometry
- Provide the complete material designation and applicable specification for the selected alloy.
- Identify finished dimensions and the surfaces to be machined.
- State quantity, inspection needs and any required material documentation.
Information for quotation
Include the drawing revision, quantity, delivery requirements and requested inspection documents. Confirm the specification for each part before placing an order.

