... high temperature resistant 2 corrosion 3 not degum 4 waterproof Supplier evaluation strength (BV authentication)Print rubber rollerNo swelling, ... ,rubber,It’s airtight and has good elasticity,Resistance to resolvent,aneing and oil.Defects:Non-water-resistant, ... -ozone,weather resistance,chemical resistance,discolorstion resistance;Heat-resistant,continuous working temperature is 120~140°C,disconnected ...