We manufacture a complete line of downhole oilfield wiper plugs. Sizes range from 312 tubing plugs to 20casing plugs. We offer standard rubber covered plugs with aluminum cores and premium, PDC drillable, plugs molded from urethane. Our standard elastomer for our rubber plugs is SBR. We also offer Nitrile, HNBR and Fluorocarbon (FKM) for higher temperature applications and XNBR for higher wear resistance. These materials are available in both our top and bottom plugs. Our Urethane coverUrethane core plugs are rated to 250 F while our SBR coverAluminum core plugs are rated to275 F and our Nitrile coverAluminum core plugs are rated to 325 F. All of our bottom plugs have rupture diaphragms rated at 125300 psi. Listed to the right are the plug casing size, casing weight and material from which the plugs are manufactured. RA is rubber cover and aluminum core. UU is urethane cover and urethane core. RU is rubber cover and urethane core.