Since 1982, Sigma Engineered Solutions has been a leader in the investment castings industry. We strive to design and manufacture high-quality investment castings. Sigma Engineered Solutions is capable of manufacturing parts in various sizes from 1 ounce to 100 pounds, with more than 200 alloys to choose from. Contact us today!
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 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...
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...
