plastic materials
metal materials
quality control

Quality Control

metal material properties

Material Properties

fabricating equipment

Our Equipment

collaboration - contract manufacturing

Design Collaboration

The Dielectric Manufacturing Knowledge Base Knowledge Base

plastic, metal knowledge base

Learn about material properties of plastics and metals, get answers to frequently asked questions and read case studies in the Dielectric Manufacturing Knowledge Base. Whatever your custom component needs are, the experts at Dielectric Manufacturing in Wisconsin share their extensive materials knowledge to ensure your parts are optimally designed for manufacturability.

See the Dielectric Manufacturing Knowledge Base.

We’re Hiring – Join Our Winning Team

Looking for a great place to work where you can build a future at a growth-oriented company? We’re that place. Click below to learn more about working for Dielectric Manufacturing – a company large enough to offer opportunity for advancement but small enough that your contributions will make a difference. We have facilities in Wisconsin and Iowa.

One-Stop Shop

Plastic and Metal Component Contract Manufacturing

Dielectric Manufacturing is a single-source contract manufacturer of custom precision plastic and metal parts and assemblies fabricated from thermoplastics, thermosets, ferrous metals and non-ferrous metals. Based on more than 50 years of experience in fabrication and machining of precision components, our unparalleled materials knowledge lets us be the most reliable partner and offer the best solutions for manufacturers, including Fortune 500 companies. We have contract manufacturing operations in metro Milwaukee, Wisconsin; central Wisconsin; and northeast Iowa.


design collaboration

We collaborate with customers to ensure parts are optimally designed for manufacturability.


plastic and metal parts machining

Whether it’s plastic or metal, we have the expertise and equipment to meet your needs for precision components.


plastic component assembly

We not only machine and fabricate metal and plastic parts, we also offer expert assembly of components.


inventory management

We’ll tailor an inventory program to ensure you’re parts are produced cost-effectively, and are always available.