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Advanced Overmolding Services for Multi-Material Plastic Parts

Ronningen Research and Development provides advanced milling services for plastic parts, ensuring precise, high-quality components for various applications. Our state-of-the-art CNC milling machines enable us to produce plastic parts with complex geometries and tight tolerances, making them ideal for industries such as automotive, medical devices, consumer electronics, and more. Whether you need small-batch prototypes or large-volume production, we offer scalable solutions tailored to your specific project needs. Our expert team works closely with you to ensure that every plastic part is milled to meet your exact specifications, delivering reliable and durable results. With over 50 years of experience in the industry, we guarantee superior precision and performance for all your plastic part manufacturing needs.
Why Choose Our Over Molding Services for Plastic Parts?
  • Durable, Multi-Material Components
  • Complex Part Integration
  • Efficient Production
ISO 9001:2015
Quality Management System
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U/L CERTIFIED
Product Safety Testing
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ISO 9001:2015

Our ISO 9001 certified quality management system is registered and certified by NSF International Strategic Registrations and based on a number of quality management principles including:

  • A strong customer focus
  • Support of top management
  • Adherence to a process approach
  • Continual improvement

Under the scope of our registration are the following services:

  • Prototype plastic injection tooling for molded parts
  • Engineering evaluation samples
  • Pilot and production plastic components

Certificate Details

Certificate Number 40102-IS9
Issued By NSF International Strategic Registrations (NSF-ISR)
Certificate Decision Date March 27, 2026
Certificate Issue Date March 30, 2026
Cycle Effective Date March 31, 2026
Certificate Expiration Date March 30, 2029

Our accreditation from NSF provides assurance to our customers that our certified components and products comply with the technical requirements of ISO 9001.

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U/L RECOGNIZED

QMMY2.E116158 Fabricated Parts – Component

Underwriters Laboratories is an independent product safety testing and certification organization working for public safety since 1894. Since its founding, U/L has held the reputation as the undisputed leader in product safety and certification, giving consumers peace of mind about the products they use.