E-Z LOK™ Threaded Inserts for Thermoplastics


E-Z LOK™ threaded inserts for thermoplastics are designed for post-molding installation that minimize splitting and splintering in thermoplastics like PVC, acrylic, polypropylene and more. Our E-Z Sonic™ Ultrasonic Inserts were specifically created for thermoplastics and come in tapered and straight designs to meet the needs of any application and withstand the toughest environments. We also offer E-Z Fin™ (Finserts) for quick and easy press-in installation and E-Z Press™ Inserts, which can be used for both thermoplastics and thermosets — they're ideal for 3D printing! E-Z LOK™ threaded inserts for thermoplastics come in inch and metric measurements and are machined out of either brass or stainless steel.

Features of E-Z LOK™ Threaded Inserts for Thermoplastics:

  • Minimize splintering and splitting
  • Cut reject waste caused by misaligned inserts
  • Eliminate need to "chase" threads after molding
  • Install ultrasonically or with a heat driver tool
  • Superior torque and pull-out resistance
  • Design variety: straight, tapered, single vane, double vane, flush or flanged
  • Proper installation without precise hold depth
  • Reduce cost of moldings

Important Note: Hole size requirements can vary depending on factors like the tools and materials of your application. We recommend testing your application before ordering; we gladly supply samples of our threaded inserts for thermoplastics. View the rest of our threaded inserts for plastic or check out our E-Z LOK™ instructional videos for more information.

Comparing Our Threaded Inserts for Thermoplastics

E-Z LOK's selection of threaded inserts for thermoplastics consists of the following styles: Sonic Ultrasonic Inserts, Fin (Finserts) and Press Inserts. Our E-Z Sonic Ultrasonic Inserts are available in tapered and straight designs and can withstand extreme environments. Fin (Finserts) come with one, two or three OD fins to minimize cracking and protect against thread erosion. Our Press Inserts have a diamond-knurled OD which allows for optimum torque/pull-out resistance. Regardless of which of our threaded inserts for thermoplastics you use, you can count on them to help you get the job done.

1. How do I install threaded inserts for thermoplastics?

To install threaded inserts for thermoplastics, you must first consider which type you are installing. Our Sonic Ultrasonic Inserts can be installed ultrasonically or with heat staking. In comparison, the Fin (Finserts) are designed for a quick and easy press-in installation. Press Inserts are meant to be installed cold in cored or drilled holes.

2. What is a good example of a thermoplastic?

Good examples of thermoplastic materials include polyethylene, polypropylene, polyvinyl chloride, polystyrene, polyamides, polyesters and polyurethanes. Some examples of high-temperature thermoplastics include liquid crystalline polymers, polysulfones and polyphenylene sulfide. E-Z LOK's threaded inserts for thermoplastics are perfect for working with these materials.

3. What is thermoplastic used for?

Thermoplastic is used for a wide variety of things like disposable cutlery, plastic models of cars, DVD cases and more.

Learn More About Threaded Inserts for Thermoplastics

Threaded inserts for thermoplastics offer solutions to a variety of applications. The E-Z LOK experts have compiled the following resources to help you get the most use out of them.

Select up to 4 items to compare.
Select up to 4 items to compare.