Dordan Manufacturing is a custom thermoforming company serving the medical, industrial, consumer, electronics, and automotive markets since 1962. We specialize in high-performance thermoformed packaging including medical packaging, dunnage trays, clamshells, blisters, and insert trays.

Above: Some of Dordan's thermoforming machines for converting sheet to rigid containers
Common Thermoforming Applications Include:
Medical Trays and Packaging: Custom trays for implants, surgical kits, and diagnostics—designed for sterile barrier systems and cleanroom compatibility.
Automotive Dunnage & Assembly Trays: Disposable, reusable, and returnable trays for transporting and assembling components on production lines or in closed-loop logistics systems.
ESD-Safe Electronics Trays: Static-dissipative packaging for sensitive circuit boards, sensors, and modules in industrial electronics.
Consumer Product Packaging: Clamshells, blisters, and inserts that enhance shelf appeal, tamper resistance, and brand presentation.
Industrial Part Handling Trays: Heavy-duty trays and inserts used for storing, staging, or protecting parts during assembly or shipment.
Thermoform Design: Our packaging engineers utilize Siemens NX solid modeling, generating drawings, CADs, 3D printed samples, and prototypes. We employ a design for manufacturing and risk based approach to thermoform packaging engineering.
In-House Tooling: All prototype and production tooling is built on-site using CNC machining and custom components, including syntactic foam plug assists and heated cutting dies.
Prototyping & Sampling: We support early-stage validation with fast-turn prototypes and small-run samples using production-grade tooling and materials.
Cleanroom & Standard Thermoforming: We offer both ISO Class 8 cleanroom and standard production environments to support a wide range of industries and cleanliness requirements.
Material Expertise: Material selection is tailored to your part performance, regulatory, and sustainability goals.
Forming, Cutting & Stacking Automation: Using high-performance Keifel thermoforming equipment, we ensure consistent forming, accurate trim tolerances, and automated stacking for cleanroom production.
ISO 9001:2015 & ISO 13485 Certification: Supporting traceability, process validation, and regulatory compliance for medical and industrial packaging.
Our ISO 9001:2015 and ISO 13485:2016 certified Quality Management System ensures that each thermoformed product meets quality and performance requirements. These certifications validate our commitment to quality management, traceability, and regulatory compliance for medical device packaging and other high-precision markets.
Pre-Production Inspections: We conduct thorough inspections of incoming materials to verify quality and traceability, ensuring that only compliant materials enter the production process.
First Article Validation (FAV): Initial samples are evaluated to confirm that they meet all design and functional requirements before full-scale production begins.
In-Process Monitoring: We monitor critical parameters throughout the thermoforming process to maintain consistency and detect any deviations in real-time.
Process Capability Analysis (CPK): Our thermoforming is designed to achieve a CPK of 1.33 or higher, indicating a high level of process capability and product consistency.
Post-Production Quality Assurance: Finished products undergo final inspections to verify that they meet all specified requirements before packaging and shipment.
Vertically Integrated Operations in USA Since 1962
63 Years of Thermoforming Experience
Certified Quality Systems
Material & Industry Expertise
4th Generation Family-Owned Business
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Phone 815-334-0087 | Fax 815-334-0089 | Toll Free 800-663-5460 | sales@dordan.com
2025 Castle Road, Woodstock, IL, 60098
©2018 Dordan Manufacturing Company, Incorporated. All Rights Reserved.