SDC Inc.

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Sullivan, MO  |  573-468-3107

SDC Inc., headquartered in Sullivan, Missouri, is a reputable manufacturer specializing in the production of die castings. With a strong commitment to quality and continuous innovation, we have established ourselves as a leading provider of high-quality die castings. Our dedication to excellence is reflected in the premium metals we use and the certified heat treatment processes employed in creating all of our products.

At SDC, we strive to deliver the highest quality products and services to our customers. Our team is passionate about upholding the highest standards of quality in every aspect of our operations. We continuously encourage innovation, both in our manufacturing processes and in our customer service, to exceed expectations and stay ahead of industry trends.

One of our core strengths lies in our ability to meet exact specifications. We work closely with our clients to understand their unique requirements and ensure that our die castings are manufactured to precise specifications. Our advanced manufacturing facilities, coupled with our experienced engineers and technicians, enable us to produce complex and intricate die castings with exceptional accuracy and precision.

In addition to our primary die casting capabilities, SDC offers a comprehensive range of secondary operations to provide complete solutions to our customers. Our tooling services ensure that we have the necessary molds and equipment to manufacture die castings that meet specific requirements. We also provide machining services, allowing us to perform precise operations on castings to achieve the desired dimensions and finishes. Moreover, our burnishing services enhance the surface appearance and provide a smooth finish to the die castings.

At SDC, we understand that longevity and durability are crucial factors in the success of our customers' products. That's why we emphasize quality throughout our manufacturing processes, from the selection of premium metals to the implementation of certified heat treatment techniques. We are committed to creating die castings that not only meet the highest quality standards but also provide long-lasting performance.

When you choose SDC as your die casting partner, you can expect exceptional quality, reliability, and a commitment to meeting your specific needs. Our motto, "To make it last, make it SDC," reflects our dedication to producing durable and reliable die castings that stand the test of time. Contact us today to discuss your die casting requirements, and let SDC demonstrate how our products and services can contribute to the success of your projects.

Die Castings Power Pages

Aluminum Casting

Aluminum Casting

Aluminum casting is a method for producing high tolerance and high quality parts by inserting molten aluminum into a precisely designed and precision engineered die, mold, or form. It is an efficient process for the production of complex, intricate, detailed parts that exactly match the specifications of the original design...

Die Casting

Die Casting

Die casting is a high pressure metal casting process that forces molten metal into a mold. It produces dimensionally accurate precision metal parts that have a flawless smooth finish...

Types of Casting Processes

Casting Foundry

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...

Zinc Die Casting

Zinc Die Casting Dies

Zinc die casting is a casting process where molten zinc is injected into a die cavity made of steel that has the shape, size, and dimensions of the part or component being produced. The finished cast zinc product has all the...

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...

Iron Castings

Iron Castings

An iron casting is a hard product obtained from combining iron with carbon. This can be readily cast in a mold, and it contains a higher proportion of carbon compared to steel. The proportion typically ranges from 2 to 4.3 percent...


Forged Part

Forging is a metal working process that manipulates, shapes, deforms, and compresses metal to achieve a desired form, configuration, or appearance outlined by a metal processing design or diagram. Depending on the type of metal and the requirements of the design...

Open vs Closed Die Forging

Applications of Closed Die Forging

In this article, there are key terms that are typically used with open and closed die forging and it is necessary to understand their meaning. Forging is a process in manufacturing that involves pressing, hammering, or...

Castings & Forgings

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