shyamshins
Mechanical
- May 4, 2012
- 53
Dear Team,
We are facing seal failure in Oligomer application in Polymer plant below are process details :
Process Media : Oligomer ( Consists of Therapeutic acid, + Methyle Ethyle glycol )
Temperature : 261 Deg. Celcius.
Suction Presure : 5.9 Kg/cm2.
Discharge Pressure : 9 Kg/cm2
Viscosity : 257 mm2 / sec.
Attached is the seal failure photos.
Seal is of John Crane make 609 non cartridge seal.
Quench Media is Nitrogen.
Stationary face is fitted in pump stuffing box.
Seal fails every 6-7 months.
Kindly provide solution.
We are facing seal failure in Oligomer application in Polymer plant below are process details :
Process Media : Oligomer ( Consists of Therapeutic acid, + Methyle Ethyle glycol )
Temperature : 261 Deg. Celcius.
Suction Presure : 5.9 Kg/cm2.
Discharge Pressure : 9 Kg/cm2
Viscosity : 257 mm2 / sec.
Attached is the seal failure photos.
Seal is of John Crane make 609 non cartridge seal.
Quench Media is Nitrogen.
Stationary face is fitted in pump stuffing box.
Seal fails every 6-7 months.
Kindly provide solution.