Polygon Double Insulation Dielectric Composite Tubing for Electric Motors
Secondary insulation layer provides superior shock protection to eliminate the need to ground units.

Secondary insulation layer provides superior shock protection to eliminate the need to ground units.
WALKERTON, Ind. – Polygon Company, a producer of composite tubing, bearings, and pneumatic cylinders, highlights its Double Insulation Dielectric Composite Tubing for electric motor applications. Polygon Tube® double insulation tubing is customizable to an individual application’s needs, thus ensuring the highest possible quality and greatest safety benefit in each individual motor design.
Composite materials are the ideal choice for insulative applications because they can be tailored to almost any engineering challenge.
Used as a sleeve within the armatures of electric motors, Polygon Tube® double insulation tubing acts as a secondary layer of insulation and provides shock protection to the operators of electrical tools and appliances. The use of the additional layer of insulation allows the appliance to be rated "Double Insulated" and the need for grounding of the unit is eliminated.
Polygon’s design and performance engineers use their extensive knowledge and experience in composites science to assist customers in determining the best fiber architecture and finishing to produce ideal secondary insulating sleeves for every application. This includes customizing sizes and machining holes and cutouts to fit numerous applications.
Composite materials are the ideal choice for insulative applications because they can be tailored to almost any engineering challenge. Polygon’s design flexibility is unmatched and includes; fiber winding, finishing, and more according to customers precise needs. The outstanding dielectric and insulating properties of Polygon’s industry-leading composite materials eliminate the risk of capacitance coupling, while their high torque strengths ensure durability.
Polygon Tube® double insulation tubing holds an Underwriter’s Laboratories (UL) certification AFW-G-10. Polygon’s rigorous quality control standards ensure that every finished tube is tested at 5000 volts minimum to guarantee its dielectric integrity.
For more information visit www.polygoncomposites.com.
Originally posted on F&I and Showroom
More Fixed Ops

Extreme Temps Hinder EV Efficiency
American consumers might be happy to know that their preferred hybrids are slightly less impacted by extreme temperatures than fully electric vehicles, according to a new study.
Read More →
Ban on Air Bag Inflators by Chinese Maker Proposed
NHTSA blames 10 deaths and two serious injuries on what its investigators believe were illegally imported air bag inflators. It’s taking public comments before deciding whether to ban them outright.
Read More →
Fix It Forward Program Helps Man Regain Mobility
Albuquerque consumer who suffered a life-changing injury regains the use of his vehicle after Fiesta Volkswagen's service team shared his story with DOWC Cares.
Read More →
ASE Connects Partners With Worldpac to Build Technician Numbers
The collaboration is intended to help auto dealerships, automakers and after-market shops further develop the technician pipeline.
Read More →
Not as Tickled With Tires
U.S. consumers are finding less satisfaction with the rubber that meets their roads, though their loyalty to tire brands has lately inched up.
Read More →
Auto Recalls Sank Last Year
2025 Sedgwick data indicate that the number of vehicles affected fell to its lowest point in more than a decade.
Read More →
ASE Winter Registration Now Open
The deadline to register for the industry standard certification testing is March 31.
Read More →
U.S. Drivers Overdue for Major Services
Data shows dealers have ample opportunity ahead of the holiday travel season.
Read More →
Auto Dealers Losing Service Customers
Study finds that though overall service drive revenue is up, loyalty is eroding
Read More →
Jeeps Can Catch Fire
Hundreds of thousands recalled, some for second time, to address battery flaw
Read More →