Characteristics
Ring Set made from special high temperature resistant yarn and pore filling cross section impregnation fulfills with a tested leakage rate of 8.4 x 10-3 mbar · l/(s·m) the leakage criteria of VDI 2440 +400 °C with a maximum allowable leckagerate of 1 x 10-2 mbar l/(sm) and is suitable for temperatures up to +300 °C.