NBR90 article

Material-Data Sheet
O-Ring NBR 90 Standard

Properties Testing Method Testing Parameter Value Units
Hardness DIN 53505

-

905 Shore A
Tensile strength DIN 53504

-

15 N/mm2
Ultimate elongation DIN 53504

-

200 %
Tear resistance DIN 53515

-

65 N/mm
Low temp. brittleness ASTM D 2137 A

-

-20 ºC
Compression set DIN 53517

24 h/100 ºC

10 %


Changes of properties after ageing:
Test Parameter
Medium
Volume Hardness Tensile Strength Ultimate Elongation

Luft / Air
70 h / 100 ºC

-

+4

+10

-23

ASTM Oil No. 1
70 h / 100 ºC

-6

+4

+2

-32

ASTM Oil No. 3
70 h / 100 ºC

+8.5

-5

+5

-20

Wasser / Water
70 h / 100 °C

+3

-2

-

-

Fuel A
70 h / 23 °C

+1

-2

-6

-4

Fuel B
70 h / 23 °C

+25

-18

-31

-32




Material Data Sheet

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