Haysite ETS-FR-II Glass Reinforced Polyester Sheet, Electrical Grade

Material Notes:
A NEMA GPO-2 glass mat reinforced thermoset polyester molded sheet. ETS-FR-II is UL recognized with a flame rating of 94V-0 and arc resistance of 185 seconds. This grade is an IEEE Thermal Class B, 130ºC electrical/160ºC mechanical material. Typical uses are general purpose electrical insulation application where flame retardancy is required.

Physical Properties	Metric	English	Comments
Density	1.84 g/cc	0.0665 lb/in³	ASTM D572
Water Absorption	0.2 %	0.2 %	ASTM D570
Mechanical Properties
Hardness, Barcol	46	46
Tensile Strength, Ultimate	69 MPa	10000 psi
Flexural Modulus	6.9 GPa	1000 ksi
Flexural Yield Strength	145 MPa	21000 psi
Compressive Yield Strength	207 MPa	30000 psi
Shear Strength	97 MPa	14100 psi	ASTM D732
Izod Impact, Notched	4.3 J/cm	8.06 ft-lb/in	edgewise; ASTM D256
Electrical Properties
Dielectric Constant, Low Frequency	4.4	4.4	60 Hz; ASTM D150
Dielectric Strength	22 kV/mm	559 kV/in	Perpendicular (ASTM D149), Short Time in Oil; 1.59 mm (1/16")
Dissipation Factor, Low Frequency	0.031	0.031	60 Hz; ASTM D150
Arc Resistance	180 sec	180 sec	ASTM D495
Comparative Tracking Index	Min 500 V	Min 500 V
Thermal Properties
Maximum Service Temperature, Air	130 °C	266 °F	Approximate temperature class
Flammability, UL94	V-0	V-0	UL94 V-0; File No.E81893