901 Geneva Parkway N

Lake Geneva, WI 53147 USA

262-249-5620

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ISO 9001:2015

Plastic Injection Molding for Wisconsin

For over 40 years, Midwest Precision Molding (MPM) has served as Wisconsin's leading provider for plastic injection molding. If you can dream it, we can create it. Our Lake Geneva facility is home to one of the most dynamic equipment arrangements in the Midwest; including over 40 machines, seven new Sodick presses, and a custom tool room to create your tailor-made plastic injection mold.
 
When it comes to custom injection molds, we're your people. At MPM, we specialize in creating top-of-the-line gear, insert, and bobbin molding. We are Wisconsin's only true custom molder focused on tight tolerance and precision plastic parts. From initial design to post-production, our tight-knit team is here to guide you every step of the way to help propel your business forward with your custom creation. 
 
Message us today to receive your personalized quote!

What's New with MPM Plastics?

MPM Plastics Grows Business and Expands Capabilities

MPM Plastics Grows Business and Expands Capabilities Midwest Precision Molding (MPM Plastics) has been a leading provider for plastic injection molding for over 40 years. On January 1st, 2021 Midwest Precision Molding was formed by combining Tri-Tec Corp and Plasti-coil, two longstanding plastic manufacturers. The company specializes in gear molding, insert molding, and bobbin molding, they

Plasti-Coil Makes The Name Change To Midwest Precision Molding (MPM Plastics)

Plasti-Coil Tri-Tech Corporation has undergone a complete rebrand and changed its name to Midwest Precision Molding (MPM Plastics). This change was made effective on January 1, 2021. Wisconsin’s leading provider of plastic injection molding for nearly 40 years, MPM Plastics is excited to continue its tradition of excellence, precision and client satisfaction in the great

Wisconsin Plastic Injection Molded Medical Gears

Tri-Tec Corporation is a leading producer of plastic injection molded medical gears in Wisconsin. We specialize in custom molded plastic parts, including the design of plastic molded parts, production of these parts in Tri-Tec’s plastic molding facility. Our team of experts works to ensure proper optimization of gears and precision component parts.

Beaumont, Plasti-Coil Team Up to Solve Injection Molding Challenges

ERIE, PA— Sometimes, the costs you avoid can be more impactful than those you incur. This was the case for Plasti-Coil, a family owned injection molder in Lake Geneva, Wisconsin, known for successfully molding tight tolerance and high-precision parts. Plasti-Coil was experiencing a large variation in part fill on a 16 cavity mold. The runner

Coil Winding Bobbins Example - Plasti-Coil

Coil Winding Bobbins

Since MPM Plastic's beginning, coil winding bobbins have been at the core of our business. Partnering with hundreds of manufacturers over the years has elevated us to “Experts” in the realm of custom bobbins. Read More....

Terminal Pin Insertion Example - Plasti-Coil

Terminal Pin Insertion

At MPM Plastic, not only do we produce millions of plastic injection molded bobbins annually, but provide many secondary operations such as terminal and pin insertion. We operate many specialized machines that makes this process possible. Read More...

Insert Overmolding Example - Plasti-Coil

Insert Overmolding

Plastic insert molding is a custom molding process where plastic is injected into the mold to encapsulate (either fully or partially) a part that was placed into the mold just prior to the injection of plastic. Read More...

Custom Molded Plastics Example - Plasti-Coil

Molded Plastics

 
At MPM Plastic, “custom” is an everyday term in what we achieve for our customers. When it comes to custom plastic molders, we are simply the best!
 

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