Pumax Chemicals [P] Ltd. Manufactures General Purpose Industrial Resin. Pumax Chemicals [P] Ltd. Offers various types of Unsaturated Polyster Resins. The General Purpose Industrial Resin is of Grade - Px Gp 005. This Industrial Resin comes in yellow muddy form.The features of General Purpose Industrial Resin are medium reactivity, better water & heat resistance. These industrial resins find applications in chemical equipment and fibre-reinforced plastic-FRP Cooler bodies.