Linked from
The 10 pages that link to Sand casting, each with the reason it gives.
Cast ironRelated: Cast iron’s fluidity and melting practice make it well suited to sand molds.
CastingBroader topic: It makes large or complex metal parts with relatively inexpensive molds.
Die castingCompared with: Unlike reusable dies, sand molds suit lower volumes and larger parts.
FoundryBroader topic: It is a widely used foundry method for making metal parts in varied sizes.