M511 is an isophthalic acid-neopentyl glycol combination, high reactivity, medium viscosity, Unsaturated Polyester Resin. This resin is registered and approved by Lloyd. It is suitable for both hand lay-up and spray-up processes. It is widely used in the production of FRP parts such as tanks and containers in which various chemical and corrosive materials will be stored. Pre-accelerated and thixotropic version of the resin is available. For more information on chemical resistance data of M511, please contact us.