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Material Data Sheet

 

Application

   Friction

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Amorim Industrial Solutions reserves the right to change product specifications at any time without notice or obligation

NI-56
This specification covers a high nitrile synthetic rubber and cork material. Used as a friction material in textile equipment.
Polymer
NBR/nitrile
Color
Natural

Typical Physical Characteristics (Original)

Density720 Kg/m3 to 820 Kg/m3
Hardness (Shore A)60 to 75
Compressibility (400 psi)25 % to 40 %
Recovery (400 psi)Min 80 %
Flexibility factor (Inicial)(F=5)

Immersions

Volume Change, ASTM Oil #1 (70 h at 100ºC (212ºF))-10 % to 15 %
Volume Change, IRM 903 (70 h at 100 ºC (212 ºF))0 % to 15 %
Volume Change, Fuel A (22 h at RT)-2 % to 10 %

Compression Set (Method A, 22 h at 70 ºC)

Max 40 %

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