Aluminium sand casting keeps caving in at top surface : r/MetalCasting

Aluminum and Aluminum Castings

Help with aluminum casting defects : r/MetalCasting

Aluminum Sand Castings Manufacturers and Suppliers in the USA

Metal Casting_ a Sand Casting Manual for the Small Foundry, Volume 2 ( PDFDrive.com )

Aluminum Sand Casting Manufacturer - Dolin Aluminum Casting

Sand Casting Aluminum

Why are my sand molts crumbling? Packed too tight? too loose? Too much taper on object? too little? other? : r/MetalCasting

How to Improve Aluminum Sand Casting Surface Finish? Foundry Guide

Common defects of aluminum castings

Sand Casting Aluminum