Research Article

Property Optimisation of EPDM Rubber Composites Using Mathematical and Statistical Strategies

Table 9

Examples of optimised EPDM rubber composites with costs between 1.92 and 2.37 US$/kg.

Ingredients (phr)aFormulation 1Formulation 2Formulation 3

EPDM100.00100.00100.00
Carbon black115.00115.00115.00
Calcium carbonate (CC)107.0085.0038.00
Paraffinic oil (PO)95.0077.0055.00
Sulphur, vulcanising agent0.400.400.40
CBS, vulcanising accelerator (VA)1.131.881.00
ZnO, vulcanising activator5.005.005.00
Naugard 495, aging inhibitor1.001.001.00
Stearic acid1.001.001.00

aPer hundred of rubber, by weight.