# Wise Plastics Technologies

> Full turnkey contract manufacturer of custom plastic injection molded and liquid silicone (LSR) molded parts. 50+ years in business with 350,000+ sq ft of manufacturing across three Illinois facilities (St. Charles HQ + two West Chicago plants), 100+ injection molding presses, and ISO 9001:2015 / ISO 13485:2016 certifications.

Wise Plastics Technologies serves medical, automotive, aerospace, defense, electronics, consumer, and industrial customers with engineering, scientific molding, secondary operations, assembly, and supply-chain management — all under one roof.

## Pages

- [Home](/): Overview of services, facilities, and certifications.
- [About](/about): Company history, mission, values, and leadership.
- [Markets Served](/markets-served): Medical, automotive, aerospace, electronics, consumer, industrial.
- [Services](/services): All manufacturing capabilities at a glance.
- [Custom Injection Molding](/services/injection-molding): 100+ presses, 35–1100 ton range, scientific molding.
- [Liquid Silicone (LSR) Molding](/services/liquid-silicone): Medical-grade LSR injection molding.
- [Contract Manufacturing](/services/contract-manufacturing): Full turnkey production and supply chain.
- [Secondary Operations](/services/secondary-operations): Assembly, decorating, packaging, ultrasonic welding.
- [Engineering Services](/services/engineering): DFM, mold flow, CAD, and prototyping support.
- [Quality Services](/services/quality-services): ISO 9001/13485 quality systems, CMM, PPAP, SPC.
- [Tooling Transfers](/services/tooling-transfers): Tooling transfer program and capacity.
- [Facilities](/facilities): Three Illinois plants totaling 350,000+ sq ft.
- [Contact](/contact): Quote requests, location, and contact information.
- [Careers](/careers): Open roles, benefits, and Great Place to Work culture.

## Industries

- [Medical & Pharmaceutical](/industries/medical): ISO 13485 molding for medical devices and pharmaceutical products.
- [Appliances](/industries/appliances): Durable molded components for appliance manufacturers.
- [Aerospace & Defense](/industries/aerospace-defense): ITAR-registered molding for aerospace and defense programs.
- [Consumer Products](/industries/consumer-products): High-volume molding for consumer product brands.
- [Electronics](/industries/electronics): Precision molded enclosures and components for electronics.
- [Automotive](/industries/automotive): PPAP-documented molded components for automotive suppliers.
- [Industrial](/industries/industrial): Rugged molded parts for industrial equipment OEMs.
- [Lighting & Electrical](/industries/lighting-electrical): Molded components for lighting and electrical products.
- [Packaging](/industries/packaging): Molded packaging components and closures.

## Insights

- [Insights](/blog): Technical articles from the Wise team on molding, materials, tooling, and quality.
- [The ROI of Early Supplier Involvement (ESI)](/blog/roi-early-supplier-involvement): Why bringing your contract molder in at the CAD stage prevents costly tooling rework, schedule slips, and per-part cost creep — and what to bring to a first DFM review.
- [Material Selection 101: Choosing the Right Thermoplastic](/blog/material-selection-101): How to choose between ABS, polycarbonate, nylon, and other common thermoplastics — matching environment, flexibility, and regulatory needs to the right resin.
- [Design for Manufacturing 101: Optimizing Wall Thickness & Ribs](/blog/dfm-101-wall-thickness-and-ribs): A technical breakdown of how uniform wall thickness and proper rib design prevent sink marks and warpage — with the rules of thumb our engineers apply on every DFM review.
- [Demystifying Part Tolerances: Precision vs. Cost](/blog/demystifying-part-tolerances): Every decimal place on a drawing has a price. How molding tolerances really work, what tight callouts cost, and how to spend precision only where the function needs it.

## Optional

- [Privacy Policy](/privacy-policy)
- [Terms and Conditions](/terms-and-conditions)