ITEM

METHOD

UNIT

VALUE

Mechanical Properties

Tensile yield strength

GB/T 1040

Mpa

75-85

Modulus of elongation

ISO 527

Mpa

4100

Breaking elongation

ISO 527

%

>25

Max. compressive strength

ISO 604

Mpa

90-100

Coefficient of compressibility

ISO 604

Mpa

2700

Bending strength

ISO 178

Mpa

100-110

Elasticity bending modulus

ISO 178

Mpa

3300

Impact strength

ISO 180

KJ/M²

5.4

Shore hardness

GB 3398

Shora D

83-85

Thermal Properties

Melting point

ISO 1218

℃

220

Max. intermit operating temperature

-

℃

180

Max. continuous operating temperature

-

℃

115

Min. intermit operating temperature

-

℃

-100

Min. continuous operating temperature

-

℃

-40

Coefficient of linear thermal expansion

ISO 11359

10-5-1/K

5-8

Electrical Properties

Dielectric constant

IEC 250

-

-

Dielectric strength

IEC 243

KV-mm

-

Volume resistivity

IEC 93

Ω.cm

10⁶-10⁹

Surface resistivity

IEC 93

Ω

10⁶-10⁹

Impedance

IEC 112

-

-

Others

Specific gravity

USO 1183

g/cm³

1.15

abrasive resistance

-

-

0.41

Coefficient of friction

-

-

0.39