Have a project or product that requires custom attention? Plymouth Foundry believes that offering services that adds value to your project / product is the smart way to go. Some of those Added Value Services we offer are, Assembly, E-Coating, Heat Treating, and many more.

We also work closely with multiple outside vendors and toolmakers to create new patterns and core-boxes to suit your project / product needs.




Casting Process: Advantages and Limitations

Casting is also known as foundering, is the oldest manufacturing process in which liquid molten metal is poured into a perforated casting cavity of refractory material. Allow liquid metal to solidify, after solidification the casting metal can be taken out by breaking the mold. The casting process is used to produce components such as pistons, mill […]


The green sand casting process is the most widely-used process for casting ferrous and nonferrous metals. The process has evolved from a manually intensive operation to a highly mechanized and fully automated process that can produce more than 300 molds per hour. In terms of weight, complexity and alloy composition, a wide range of castings […]

Molding Sand: Constituents, Types and Properties

The general sources of receiving molding sands are the sea shores, rivers, lakes, deserts and granular elements of rocks.Molding sands can be classified mainly into two types namely natural or synthetic.Natural molding sands contains sufficient amount of binder material. Whereas synthetic molding sands are prepared artificially using basic sand molding constituents (silica sand in 85-91%, binder […]

A Brief History of Metal Casting

The story of metal casting begins some five and a half thousand years ago in Mesopotamia, the cradle of civilisation. The process, which involves pouring molten metal into a mould, was used by the Mesopotamians to create all manner of things including tools and weaponry, typically out of the copper — tin alloy, bronze. Civilisation […]