NASB9 Specification

colour Vibrant yellow
Black Reverse
Density
(gr/cm3)
1.60 ±10%
Compressibility
(ASTM F-36A)
8 – 11%
Recovery
(ASTM F-36A)
> 50%
Degree of Adhesion
(ASTM F64 – F104)
Class 1
Transverse Tensile Strength
(ASTM F-152)
13 N/mm²
Gas Permeability
(DIN3535/4)
< 0.1 cc/mm
ASTM Oil #1
(5hrs@150°C)
2%
ASTM Oil #3
(5hrs@150°C)
4%
ASTM Fuel B
(5hrs@20°C)
6%
Loss at 800°C < 30%
Flexibility good
Reachable chlorides < 150 ppm
Maximum temperature 400°C
Maximum pressure 100 Mpa
Tensile strength crosswise
(DIN52910)
13 Mpa
Stress relaxation
(DIN52913)
>29.6 Mpa
Cold compressibility
(DIN28091-2)
9 – 10%
Cold recovery
(DIN28091-2)
>4 – 5%
Hot creep
(DIN28091-2)
10 – 11%
Hot recovery
(DIN28091-2)
1.50%
Recovery
(DIN28091-2)
0.03mm
Maximum gaskets pressure
(DIN28090-2)
130 Mpa
Sealability
(DIN3535/4)
<0.5cm³/min
Approvals DVGW, WQC