Applications: Shaft Size =20 ¡« 100mm, Pressure: 1.0 Mpa Temperature: -20 ¡« 180 ¡æ Speeds: 25m/s Materials: Rotary Ring: Carbon/SiC/TC Stationary Ring: Ceramic/SiC/TC Secondary Seals: NBR/FPM/EPDM/Neoprene Spring & Other Parts: SS304/SS316/SS316Ti