Double Mechanical Seal
3CW-BB dual seal of API 682 arrangement 3 can be used in high pressure, pressure variation and vacuum applications. Internal reverse balanced seal is located inside. The high pressure seal is located outside.
Features
• Dual Seal Faces, Barrier Fluid Required
• Back to Back
• Able to withstand back pressure, overcome pressure fluctuation and vacuum
• Inner Side is Bi-directional Balanced Type Seal
• Multi Spring
• Cartridge
• Spring Rotating Type
• Lug Drive
• Barrier Fluid Self-circulation
General Flush Plan
• PLAN53A, 53B, 53C
Standard
• API682
• JB/T4127.1
Application
• Refinery hydrogenation unit hot high oil hydraulic turbine, hydrogenation feed pump and desulphurization unit rich amine liquid turbine
• Other rotating equipment
Lead time: 6-8 weeks