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Natural Ribber/
Povisodrene
Polybutadine
SER
Polynobonene
Ethylene
propylene
polymers
Butyl Rubber
Polychloroprene
ISO Designation
NBR
AU/EU
TM
EAM
GPO
CM/CSM
CO/ECO
Maximum Temperature, C
120+
80+
100
120
130
120
130
Macimum Temperature, C
-30
-30
-45
-30
-56
-30
-30
Physical Properties
Density Range (Mg/m3)
0.97-1.00
0.80-1.21
1.34
0.98-1.02
1.01
1.10-127
1.25-1.36
Hardeness range shore A
30-95(D)
10-95(D)
20-80
40-90
40-90
40-95
40-90
Tensile Strength(approx max),psi
3000
4000
1500
4000
2500
3000
2500
Elongation
(approx max), %
Tear Strength
F-G
E
P-F
F-G
F-G
F-G
F-G
REsilience
F-G
F-G
P-F
F
F-G
F-G
F-G
Abrasion Ressistance
G-F
E
P
G
F-G
G-E
F-G
Compreeion Set Resistance
G
G-E
P-F
G-E
F-G
F
F-G
Impemeability
G
P-F
E
G
-
G
F
Electrical Resistivity
F
F
F
E
F
G
F
Low Temperature Flexibility
F-G
G
F-G
G
G-E
F
F-E
Environmental Resistance
Ozone Resistance
P
E
E
E
E
E
E
UV Resistance
P-F
F-G
G-E
E
E
E
G-E
Flame Resistance
P
P-G
P
P-F
P
G
F-G
 
Water
F-G
P-G
F
G
G
G
G
Steam (>120 c)
F
P-G
P
F
P
P-F
P
Acid
F-G
P-F
P
F
F
VG
F
Basses
G
F
F
F
G
F


P=Poor, F=Fair, G=Good, VG=Very good, E=Excellent