I Squared R Element Co., Inc. is a manufacturer of silicon carbide and molybdenum disilicide (MoSi2) heating elements. I Squared R is the only U.S. manufacturer of Starbar® and Moly-d® heating elements. Our outstanding customer service team is prepared to answer questions for customers around the world. With a specialization in custom manufacturing and rapid delivery, we allow you to get exactly what you need when you need it.

As a leader in R.F.(Radio Frequency) Heat Sealing/Welding - Equipment Sales, Service, Parts and Tube Sales... Dielectric Sealing is committed to providing you with the very best to keep your business running strong or make it stronger with improvements. We can help you if you are just starting out using R.F. Heat Sealing/Welding Equipment or if you've been in the business for awhile. We can make it easy for you by passing on the knowledge that we have learned through the years, taking the guess work out of it and saving you time and money.

Sealtech was founded in the early 70s, to serve the needs of the Nuclear and Recreational Industries. Having a reputation for quality production and exceptional engineering support, Sealtech was purchased by one of their customers in 1983 and moved from Colorado to Tennessee. Now self-contained, PI, Inc expanded Sealtech's use of RF Welding and developed additional business in the Medical, Military, Automotive, Aerospace, Safety, and Seating Industries. "The vibrant collection of items found in this website illustrates the technology of radio frequency welding/dielectric sealing. But if you take each item individually, then this collection represents the experience and expertise you will find at Sealtech.