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whitefield plastics urethane melted formula before being molded

In-House Urethane Testing

Whitefield Plastics was founded in 1961 as a one-man operation producing small wheels, rollers, and mechanical goods out of polyurethane.  The factory consisted of a small rental space with a homemade oven, drill motor for mixing, hot plate, and a used vacuum pump. Since that simple beginning, the company has steadily grown, modernized, and innovated to become a vertically integrated manufacturing business with unique capabilities including in-house urethane testing.

Design and Engineering

  • Professional Engineer, staff engineers and designers using Solid Works and AutoCAD
  • Tooling/mold design, Factory Acceptance Testing, design control plans, FEA

Research and Development

  • Concept to finished product capability using extensive project management capability
  • New chemistry and technology integration into existing products

Quality Control

  • Registered ISO: 9001-2015 Quality Management System
  • In-house testing capability 
  • Custom product-specific testing and fixturing


  • Custom formulations ranging from 50 durometer A to 80 durometer D
  • Parts ranging in size from .02 pounds (9 grams) to 1600 pounds (726 kilograms)
  • Dual durometer, filled materials, urethane to urethane bonding,
  • Large/outsize part capability and experience

Give Whitefield Plastics a call and let us apply our resources and capabilities to your castable polyurethane needs.