Applications: Shaft Size =25 ¡« 80mm Pressure: 1.5 Mpa Temperature: -20 ¡« 200 ¡æ Speeds: 20 m/s Materials: Rotary Ring: Carbon/SiC/TC Stationary Ring: Ceramic/SiC/TC Secondary Seals: NBR/EPDM/Viton Spring & Other Parts: SS304/SS316