Equipped with the special packing GR80SGR and the flexible expanded graphite Valvograph formed Rings, Controller 2 Evolution offers a great recovery combined with a very high aging resistance. Controller 2 Evolution it's the stem packing TA LUFT VDI2440 Low Emissions approved which can work easily with all industrial fluids in high pressure and temperature services, according to the EN 14772 - Section 6.7 weight loss requirements.
Flexible expanded graphite Valvograph formed Rings and GR80SGR wiper rings
Graphite packing for Industrial Valves Low Emissions service
|P bar||Ibf/in2||Vm/S||f/pm||pH||T °C||°F|
|500||7500||1||200||0÷14(3)||-100 ÷ 450(1) / 650(2)||-150 ÷ 840(1) / 1200(2)|