Posted on July 14, 2022In Butyl, Rubber, Technical Bulletin REQUEST TECHNICAL BULLETIN RUBBER TYPE: Butyl APPLICATIONS: Tire FORMULATIONS: Replacing N330 with N990 in butyl tire curing bladder THERMAX® EFFECTS Significant reduction in viscosityIncrease in scorch safetyImproved heat resistanceIncreased thermal conductivityDecreased permeabilityReduction in compound cost due to higher filler loading DATA COLLECTEDMooney ViscosityMDRTensile and HardnessTearTension SetHeat AgingSteam AgingFatigue to FailureThermal ConductivityPermeability Butyl Curing Bladder N990 Rubber Tire