FI showroom red and grey logo
MenuMENU
SearchSEARCH

Polygon Double Insulation Dielectric Composite Tubing for Electric Motors

Secondary insulation layer provides superior shock protection to eliminate the need to ground units.

July 23, 2020
Polygon Double Insulation Dielectric Composite Tubing for Electric Motors

Secondary insulation layer provides superior shock protection to eliminate the need to ground units.

2 min to read


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.

Ad Loading...

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.

Ad Loading...

More Showroom

Dodge emblem on orange vehicle
Showroomby Hannah MitchellJune 15, 2026

New Vehicles Down for Most Brands

Healthy May sales cut into inventory as automakers kept a tight reign on supply, though some brands ended the month with excess units on the ground.

Read More →
Photo of the back of an electric Mercedes
Showroomby Hannah MitchellJune 10, 2026

Auto Prices Ride May Moderation

Flat ATPs and asking prices clocked in below long-term averages for the month, though some segments saw significant price gains, reported Cox Automotive.

Read More →
Orange Mitsubishi car on grass
Showroomby Lauren LawrenceJune 8, 2026

Mitsubishi Sets Growth Strategy, Structural Transformation

The Japanese automaker aims to 'strengthen products and technologies that embody its brand identity,' focus on its strongest markets and expand value-chain businesses 'that leverage its unique strengths.'

Read More →
Ad Loading...
inside of car, view of steering wheel with hands on it driving
Showroomby Lauren LawrenceMay 29, 2026

Affordable, Safe Cars for Teen Drivers

Families looking to balance affordability and safety in vehicles for their teen drivers can look to the updated list of recommended vehicles by IIHS and Consumer Reports.

Read More →
Gray-scale photo of a line of Mini cars in a dealership parking lot
Showroomby Hannah MitchellMay 27, 2026

Auto Dealers Feel Better But Not Great

A second-quarter Cox Automotive poll of franchised retailers and independents found better views of the current market after a good spring but anticipation of third-quarter storminess.

Read More →
exterior daytime image of Porsche North Miami dealership
Showroomby Lauren LawrenceMay 22, 2026

Holman Opens Porsche Dealership in Miami

The North Miami store features the brand’s signature Destination Porsche design concept, combining contemporary architecture and technology to create what the auto group calls an ultra-luxury experience.

Read More →
Ad Loading...
Outside of a Cadillac dealership.
Showroomby Lauren LawrenceMay 20, 2026

Chicago to Gain Cadillac Rooftop in 2027

The two-story Cadillac dealership is being constructed at the former Lincoln Yards site, owned and operated by Canada-based Jack Carter Auto Group.

Read More →
Photo of sold Ford store exterior
Showroomby Hannah MitchellMay 11, 2026

Mid-Atlantic Ford Store Has New Owner

A growing Maryland automotive group is only the 93-year-old dealership’s third owner after its longtime proprietors retired.

Read More →
groundbreaking ceremony for new Barrington Porsche dealership with Murgado Automotive Group and Joseph Nicholas Construction
Showroomby Lauren LawrenceMay 11, 2026

Porsche Dealership Breaks Ground in Illinois

Barrington Porsche will be the new location for Murgado Automotive Group’s existing Porsche dealership currently in the Motor Werks of Barrington auto mall.

Read More →
Ad Loading...
aerial view of Fireside Honda in Ohio
Showroomby Lauren LawrenceMay 6, 2026

Michigan Auto Group Acquires Ohio Rooftops

Feldman Automotive Group added two new brands, Honda and Toyota, to its portfolio with its latest acquisition of four Fireside dealerships in Ohio.

Read More →