Model

GOF-B40

GOF-B80

GOF-B100

GOF-B200

GOF-B400

GOF-C40

GOF-C60

GOF-C70

GOF-C80

GOF-C100

Test Standard

Test Item

Unit

Value

Appearance

/

Flake

Visual

Thickness

μm

40±6

80±10

100±15

200±25

400±40

40±6

60±8

70±8

80±10

100±15

ASTMD374

Density

g/cm³

≥2.1

≥2.1

≥2.1

≥2.1

≥2.15

≥2.15

≥2.15

≥2.15

≥2.15

≥2.15

GB/T 13542.2-2009

Tensile strength

Mpa

≥20

≥20

≥20

≥20

≥20

≥20

≥20

≥20

≥20

≥20

ASTM F152-95（2009）

Using temperature

℃

-50~150

-50~150

-50~150

-50~150

-50~150

-50~150

-50~150

-50~150

-50~150

-50~150

IEC 60068-2-14

Thermal conductivity

(in plane)

W/m·k

≥1300

≥1300

≥1300

≥1300

≥1300

≥1500

≥1500

≥1500

≥1500

≥1500

ASTM E1461-2014

Thermal diffusion coefficient

mm²/s

≥750

≥750

≥750

≥750

≥750

≥820

≥820

≥820

≥820

≥820

ASTM E1461-2013

Specific heat

J/g·k

0.85

0.85

0.85

0.85

0.85

0.85

0.85

0.85

0.85

0.85

ASTM E1269-2011

Heat-resistance temperature (atmospheric pressure)

℃

≤500

≤500

≤500

≤500

≤500

≤500

≤500

≤500

≤500

≤500

TG-DSC method