Process Comparison

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Property Name   Sand Casting
ShapesThin-walled: Complex, Solid: Cylindrical, Solid: Cubic, Solid: Complex
(Flat, Thin-walled: Cylindrical, Thin-walled: Cubic)
Part sizeWeight: 1 oz - 450 ton 
MaterialsMetals, Alloy Steel, Carbon Steel, Cast Iron, Stainless Steel, Aluminum, Copper, Magnesium, Nickel
(Lead, Tin, Titanium, Zinc)
Surface finish - Ra (μin)300 - 600
(125 - 2000)
Tolerance (in.)± 0.03
(± 0.015)
Max wall thickness0.125 - 5
(0.09 - 40)
Quantity1 - 1000
(1 - 1000000)
Lead timeDays
AdvantagesCan produce very large parts, Can form complex shapes, Many material options, Low tooling and equipment cost, Scrap can be recycled, Short lead time possible 
DisadvantagesPoor material strength, High porosity possible, Poor surface finish and tolerance, Seondary machining often required, Low production rate, High labor cost 
ApplicationsEngine blocks and manifolds, machine bases, gears, pulleys 
Typical values shown first (Feasible values in parentheses)

Disclaimer: All process specifications reflect the approximate range of a process's capabilities and should be viewed only as a guide. Actual capabilities are dependent upon the manufacturer, equipment, material, and part requirements.