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TCDC Email
TCDC Email


Twin City Die Castings is a full-service supplier of precision Aluminum and Magnesium die castings.

For over 90 years, TCDC has been dedicated to creating custom aluminum and magnesium die casting solutions for the Automotive, Recreational, Industrial Equipment, Defense, Aerospace, Computer, HVAC, and Medical Industries. As a full-service die casting supplier, you will benefit from our expertise and state-of-the-art technology.

Twin City Die Castings is ISO/TS 16949:2009 Certified.

his achievement is the manifestation of our commitment to excellence. TCDC is ready to undertake your Automotive aluminum and magnesium die casting projects. Other industries (who may not require the advanced certification), can be assured TCDC operates to the highest standards in die casting.

TCDC is your Full-Service die casting supplier.

Our experience with the die cast process allows us to suggest design modifications to reduce die cast tooling and metal costs. We can also offer a number of Prototype methods to save you time and money. TCDC owns dedicated mold bases to offer low-volume, metal prototypes; as well as, our fused deposition concept modeler - capable of providing plastic prototypes, quick! By choosing TCDC, you will receive dedicated attention, and benefit from our technical expertise.

TCDC operates with Precision.

To achieve this, your aluminum and magnesium die cast parts are held to the highest NADCA cast tolerance standards, and we maintain state-of-the-art, in-house machining cells at all plant locations. This rare capability makes TCDC an ideal supplier for die cast aluminum or magnesium enclosures requiring custom or close-tolerance machining. TCDC manages a host of Value Added Services to provide a cast metal solution that meets your exact specifications.

Twin City Die Castings, Inc. - Minneapolis

Minneapolis, MN

Phone: 651-645-3611
Fax: 651-645-0724
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Twin City Die Castings, Inc. - Monticello

Monticello, MN

Phone: 763-271-5060
Fax: 763-271-5070
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Twin City Die Castings, Inc. - Watertown

Watertown, SD

Phone: 605-886-9448
Fax: 605-886-2489
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