Tandem Mechanical Seal
Dual seal of API 682 arrangement 2 is preferred for the light hydrocarbon medium
Plan11/21+Plan52 is always used as the seals flush plan. The process fluid leakage to atmosphere can be limited and contained. In general, internal seal process leakage will escape to the flare.
Features
• Dual Seal Faces, Buffer Fluid Required
• Balanced
• Multi Spring
• Cartridge
• Spring Rotating Type
• Lug Drive
• Distributed Flush
• Buffer Fluid Self-circulation
Standard
• API682
• JB/T4127.1
Application
• Light hydrocarbon, aromatics, acetic acid and other pumps in petrochemical and coal chemical industries.
• Other rotating equipment
Lead time: 6-8 weeks