The sleeve is based on ceramic fiber yarn. Yarn is reinforced with glass-roving E-type. Texturing guarantees a large storage volume and thus good insulation properties. Working environment: Temperature (shrort-term): +800 оС Temperature (long-term): +1100 оС Thermal conductivity (+600 оС): 0,20 W/mK Loss of ignition: 15 % Diameters: 5 - 130 mm Wall thickness: 1 - 10 mm