Electrical Insulation

Haysite offers a range of products to meet all your electrical insulation needs. Whether it is GPO -1, 2, or 3, Haysite’s Fiberglass Reinforced Plastic Sheets provide our customers with options when faced with critical material requirements.

Specialty materials include:

Our H900 series is recognized as a top performer in the electrical industry. Haysite offers a variety of grades to meet required specifications in high temperature applications. Haysite products retain their desired electrical properties without adverse affects to product strength and stability at elevated temperatures.
Our HST-II is the benchmark for high temperature FRP materials. Our product offering includes materials which exhibit substantial resistance to cold flow or creep under heat and pressure.
Haysite has the ability to produce custom high strength sheet.

Haysite Electrical Market Products and Processes
Laminated Sheet - General purpose electrical insulation, transformer spacers and supports
Pultruded Profiles - Transportation components, high voltage appliance insulators, bus bar supports and barriers in switchgear.
Compression Molding - Layer and core insulation for dry type transformers, motor slot wedges, washers, brush plates and terminal boards.

Material Specs & Datasheets

EHC - a high strength fiberglass reinforced polyester for electrical insulation applications.

EMD - a glass mat reinforced polyester sheet designed primarily as a "slot wedge" material.

ETR-FR-C - a high-performance GPO-3 electrical insulation material

ETS - an IEEE Class B material with good punching characteristics.

ETS-FR-II - a GPO-2 material used in electrical insulation applications where flame retardancy is required.

H208 ASTM - used in various motor, transformer, coil, and other applications requiring low hysteresis or magnetic flux losses.

H208 ISO - used in various motor, transformer, coil, and other applications requiring low hysteresis or magnetic flux losses.

H515 - H515 exhibits excellent flexibility and retention of electrical properties at elevated temperatures.

H755 - a NEMA GPO-1 material, designed for use in class "F" insulation systems.

H900 - recognized throughout the world as a reliable, consistent GPO-3 material for transit flooring.

H950 - meets GPO-3, is recognized by UL as a 94 V-O material, and is a good fit for transit flooring.

HST-II - UL, Inc. has granted HST-II the highest thermal recognition ever achieved by any glass polyester laminate (U.L. File No. E81893)

HTF - exhibits excellent flexibility and retention of electrical properties at elevated temperatures.

Electrical Insulation

Products and Processes

Material Specs & Datasheets