RESOURCES
ANTI-VIBRATION MOUNTS

Mounting nitrile (NBR)

Sl.noPropertyTest MethodUnitNBR
Spec. (Limit) 6050 M1Spec. (Limit) 6060 M1Spec. (Limit) 6070 M1
1HardnessASTM D 2240-97Shore A50±560±570±5
2Tensile StrengthASTM D412-98aMpa12 Min13 Min15 Min
3Elongation @ BreakASTM D412-98a%450 Min350 Min250 Min
4Compression Set (120°C / 22h)ASTM D395-98%20 Max20 Max20 Max
5Abrasion LossASTM D 5963mm³160 Min160 Min160 Min
6Tear StrengthASTM D 624kN/m35 Min45 Min45 Min
7Aging Test (120°C / 72h)ASTM D573-99    
7aHardness ChangeASTM D2240-97Shore A±5 Max±5 Max±5 Max
7bTensile Strength ChangeASTM D412-98a%±10 Max±10 Max±10 Max
7cElongation @ Break ChangeASTM D412-98a%±20 Max±20 Max±20 Max
8Specific GravityASTM D792g/cm³1.15 ±.051.15 ±.051.2 ±.05
9ResilienceASTM D7121%50 Min40 Min30 Min
10Ash ContentASTM D4574%8 Max8 Max12 Max
Rheological Properties
Temperature160° C Time: 12Min160° C Time: 12Min160° C Time: 12Min
ML (lb -in)0.3180.3110.682
MH (lb -in)2.5782.8595.837
TS2 (M)1:562:171:39
TC90 (M)4:384:363:27
* Working Temperature.: -30°C up to 120°C
*Good Oil Resistance.
*Good fuel Resistance and Resilience.
*Good Compression set.