Pumax Chemicals [P] Ltd. Manufactures Isopthalic Polyester based Resin. Pumax Chemicals [P] Ltd. Offers various types of Unsaturated Polyster Resins. The Isopthalic Polyester based Resin is of Grade - Px ISO.The resin has features like high acid resistance, higher mechanical strength of laminates and good electrical properties.The Isopthalic Polyester based Resin find applications in fibre-reinforced plastic-FRP Chemical Process Plants, FRP Storage Tanks and FRP Pipes