BETAFLEX T-450 GF ASBESTOS FREE GASKET JOINTING SHEET

Properties

TEST METHOD

UNIT

SPECIFIED VALUE

Density

gm/cm3

1.70 - 2.00

Tensile Strength

(A) ACC To ASTM F152(ACROSS GRAIN)

N/mm2

> 8

(B) ACC To DIN52910 (ACROSS GRAIN)

N/mm2

>6

Compressibility

ASTM F36A

%

7 - 15

Recovery

ASTM F36A

%

> 50

Fluid Absorption

ASTM F 146

(A) IN ASTM OIL NO. 3

Increase In Mass

%

< 1 0

Increase In Thickness

%

< 8

(B ) IN FUEL B

ASTM F 146

Increase In Mass

%

< 1 0

Increase In Thickness

%

<7

(C) IN WATER/ANTIFREEZE

ASTM F 146

Increase In Mass

%

< 1 0

Increase In Thickness

%

< 7

Ignition Loss

DIN 52911

%

< 30

Sealability Against Nitrogen

DIN 3535

cm /min.3

< 1 0

STRESS RESISTANCE

16h 300 Degree C

DIN 52913

N/mm3

25

16h 175 Degree C

DIN 52913

N/mm3

30