Thompson Investment Casting

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Rochester, NH

Since 1946, Thompson Investment Casting has been at the forefront of the industry. Our attention to detail, state of the art facility, and many years of experience combine to produce a superior product. We serve a myriad of industries including medical, sporting, industrial, commercial, and technology. Our capabilities allow us to fabricate complex shapes with fine detail. We can produce castings up to 18 inches in length or width and as thin and .020 of an inch.

Investment Casting Power Pages

Investment Casting

Investment Casting

Investment casting is a metal working process that uses a ceramic shell built over a wax pattern to produce parts with extraordinarily uniform and smooth surfaces. The wax pattern is produced from an aluminum die.The final products of investment casting are without parting lines, mold half marks, or other deformities...

Lost Wax Casting

Lost Wax Casting

Lost wax casting is a casting process that uses a wax pattern to create a ceramic mold for creating a part or product design. It has been known over the years as lost wax or precision casting due to its accuracy in recreating parts with precise tolerances...

Types of Casting Processes

Types of casting processes

The casting process is an ancient art that goes back several thousand years to the beginning of written history. The archeological record has finds that document the use of the casting process over 6000 years ago around 3000 BC or BCE...

Castings & Forgings

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