... strength at break:>12MpaElongation at break:>120%.Hardness change: -5ATemperature Resistance:-20 ~ 220Chemical ResistanceConcentrated acids : excellent ,Acetone : bad ,Hydroxides : excellent ,Benzene ... cups,,,,etc.Covered the most BUNA, FLUOROELASTOMER, SILICONE, EPR, NEOPRENE, TEFLON, POLYURETHANE, POLYMYTE MATERIALS.Only cooperate with the factories or wholesalers ...