... lipid polar solventsHNBRKeep the feature of NBR, Heat Resistance, Oil Resistance and Weather Resistance are better than NBRACMKeep the same ... solvent resistance, Inorganic medicines Resistance and weather Resistance. But the oil Resistance is bad.SBRGood Polarity solvent resistance, weather ResistancePTFEHeat resistance ... TA, TB, TC, TG, TM, TZ, VA, VB, VC, VF, VG, VM, VZ, KA, KB, KC, KF, KG, KM and KZ ...