... Max. Pressure: Vacuum ~20kg/cm2 2. Max. Temperature: - 75oC ~ +200oC 3. Speed: 25m/s Mechanical SealsCartridge seals, shaft seals HF670,675 ... ,676,680 Applications:Petrochemicals, Oil refining and cooling, The mediums ... pipe as the elastic component, which have excellent dynamic performance.3) It have simple and compact structure, as well as ...