Posted on January 27, 2022In EPDM, Rubber, Technical Bulletin REQUEST TECHNICAL BULLETIN RUBBER TYPE: EPDM APPLICATIONS: Seals, Hoses FORMULATIONS: Replacing N550 with N990 in an EPDM coolant hose compound THERMAX® EFFECTSDecrease in mixing power consumptionSignificant improvement in dispersionReduction in compound viscosityExcellent heat and fluid resistance DATA COLLECTEDDispersionMooney ViscosityMDRTensile and HardnessHeat AgingFluid AgingCompression Set Coolant EPDM Hose Rubber Seal