
Purosil - High Performance Silicone and Rubber Engine …
For example, a coolant hose made with Silicone meeting SAE J20 is given a shelf life of 20 years, whereas those made with chloroprene rubber meeting SAE J20 are given a shelf life of 8 years. Silicone hose has been a breakthrough in the automotive market, a perfect solution for radiator hoses and turbocharger hoses as well as oil pan and rocker cover gaskets.