Expanded graphite packing sealing ring Controller 2

Controller 2 is an expanded graphite Valvograph E valve packing kit whit special middling rings. Controller 2 shows a very excellent resistance to the extrusion and a very low coefficient of friction, needing low bolt torque. It’s a low emission sealing stem’s packing with high recovery. Characteristics Formed graphite rings Valvograph Formed Braided Packing Rings GR8800 P.A.N. carbon yarns Pure graphite impregnation Inorganic corrosion inhibitor Applications Designed for valve’s stem, Controller 2 is suitable with all industrial fluids and gases, except the strong oxidizers. Avoid the combustion gases. With mild oxidizers and hot air the use has to be limited at 450°C