Operating conditions: Temperature: -20°C to +180°C; Pressure: ≤1.2MPa; Speed: ≤10m/s. Seal size: 12 mm. Material: rotating ring: SiC/TC/Ceramic; stationary ring: Carbon/SiC/TiC; O-ring: VITON, NBR, EPDM; spring and metal parts: SUS304.