Ref Description
Density  (S.G.) Hardness Deg Sh A   Tensile Mpa Elongation     % min. Temp Range  Low/High - C Abrasion mm3 Tear   kg/cm
NBR115 A black commercial quality NBR/SBR blend at 45/55° shore
1.3 50 ± 5° 7 300 -20 to +100°C 310 15
NBR118 A black high  grade NBR/SBR blend 55/65°shore
1.4 60 ± 5° 6 300 -20 to +100°C 300 14
NBR135 A black commercial quality NBR/SBR blend 65/75°shore
1.4 70 ± 5° 6 250 -20 to +100°C 375 14
NBR137 A white food quality NBR/CR blend 55/65°shore 
1.5 60 ± 5° 6 350 -30 to +110°C 250 20
NBR137b A Blue food quality NBR  55/65°shore 
1.55 60 ± 5° 6 500 -30 to +110°C 250 20
NBR179 A black commercial quality NBR/SBR insertion  65/75°shore
1.4 70 ± 5° 6 250 -20 to +110°C 375 14
NBR183 Black NBR to BS2751 BA50
1.35 50 ± 5° 8 450 -30 to +110C 160 20
NBR184 Black NBR to BS2751 BA60
1.4 60 ± 5° 13 350 -30 to +110°C 300 24
NBR185 Black NBR to BS2751 BA70
1.5 70 ± 5° 13 300 -30 to +110°C 200 21
NBR186 Black NBR to BS2751 BA80
1.4 80 ± 5° 13 250 -30 to +110°C 200 15
NBR190 Black  NBR/Nylon Reinforced 60/70°shore
1.4 65 ± 5° 13 350 -30 to +110°C 300 24