The compatibility of rubbers against reference oils - IRM 901 (Formerly ASTM No. 1 oil) IRM 902 & IRM 903 is a common test called for in material specifications.

The tests are often used to indicate compatibility against lubricating oils and greases, but are also a valuable quality tool to ensure consistency in rubber formulation.
Stocks of reference oils available for purchase include:
  • IRM 901
  • IRM 902
  • IRM 903 (formerly referred to ASTM Oils No.1, No.2 & No.3).

Smithers has IRM/ASTM oils available in 5 litre or 25 litre containers.

Also available to order on request are IRM 905 & IRM 43 in 1 or 5 US gallon containers.

All Reference Oils are supplied with the relevant Health and Safety sheets and Certificates of Conformity.

For more information and to purchase ASTM reference oils please get in touch with one of our experts.

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