MG 1/MG 12Stationary Ring (Ceramic/SiC/TC)Rotary Ring (Carbon/SiC/TC)Secondary Seal (NBR/EPDM/VITON)Spring & Other Parts (SUS304/SUS316)OPERATING LIMITS:Temperature: -20°C ~ +120°CPressure: <=1.2MPaSpeed: <=10m/s