Characteristics
Ring set made of pure PTFE packing and PTFE compound bull rings fulfills with a tested leakage rate of 4.2 x 10-5 mbar · l/(s·m) the leakage criteria according to VDI 2440 +200 °C with a maximum allowable leakagerate of 1 x 10-4 mbar l/(sm) and is suitable for temperatures up to +200 °C.