Tag Archives: Sales

Three Advancements That Have Driven Injection Molding Technology

Injection molding technology has made major advances in the last 25 years, from largely a world of shoot-and-ship to doing as much as possible at the press — using automation to remove parts and assemble them, two-shot molding, even assembling parts inside the mold. Now instead of a big inspection department, constantly pulling parts off the...
Read more

Why Does Colour Vary in Natural Polyurethanes?

Natural polyurethanes vary from a light tan (almost yellow) to a medium-dark amber (almost greenish). This variation is noticed from supplier to supplier, and even within a given supplier’s production. Black or other colored (pigmented) polyurethanes do not typically exhibit this variability in color. It is important to note that these color variations...

Read more

Guide To Machining Cast Polyurethane

Cast polyurethane can be readily turned, sawed, drilled, ground or milled. These and other secondary operations present many similarities to the machining of metal, but there are also some important differences. This following information is intended to provide some general guidelines for machining urethanes. See our complete guide to machining cast polyurethane here. It is important to note that...
Read more

Harkness Industries Custom Urethane Capabilities

Castable urethane has many unique properties, allowing it to be molded into thousands of custom parts. Some of it's properties include:
  • Outstanding Abrasion Resistance
  • Excellent Cut & Tear Strength
  • High Load Bearing Capability
  • Resistance to Oils & Solvents
  • Long Flex Life
  • Wide Range of Hardness (10A – 80D)
  • Superior Dynamic Properties
  • High or Low Resilience
  • Good Hydrolytic Stability
  • High Impact Strength
Harkness Industries’ unparalleled knowledge of...
Read more