Properties

Test Method

Value

Appearance

/

Pale yellow surface smoothing Impurities-free

Specific Gravity, g/cm³

ASTM D792

1.44

1.49

Hardness/shore A

ASTM D2240

39

61

Tensile Strength/MPa

ASTM D412

10

9.3

Elongation at break, %

ASTM D412

560

350

Tear Strength, kN/m

ASTM D624-B

38

38

Compression at Set, 177°C,22h

ASTM D395

15

25

Heat Resistance,225°C,72h

Hardness change(shoreA)

Tensile Strength, Mpa

Elongation at break,%

+5

+4

-16

-18

-8

-10

Fuel C Volume Change/ % 25°C/72h

ASTM D471

25

24

Curing Condition:0.8-0.9DBPH(based on 100%) press cure 170°C *15min post cure 200°C*4h