Back-to-back Double Cartridge Seal

Following Details of Back-To-Back Double Cartridge Seal :
Operation Conditions:
Temperature: -40 ~ 446A F ( -40 ~ 230A C )
Pressure:up to 430 psig ( 30 bar )
Speed:up to 4920 fpm ( 25 m/s )

Standard Materials:
Metal Parts: SUS304 / SUS316 / Ti2 / C-276 / MonelAR
Stationary Ring: S-SIC / R-SIC / TC
Rotary Ring: Carbon / S-SIC / R-SIC / TC
Secondary Seal: VitonAR / NBR / ERP / AflasAR / ChemrazAR / KalrazAR / HifluorAR / Other
Springs: SUS304 / SUS316 / C-276

Features :
Cartridge Design
Outer Pumping Rotary Ring
Driving Lags for Back-to-Back Retainer
Thrust Retaining Ring is Designed for Inner Stationary Ring
Multi-Springs Mutual Device
Balanced Design
Self-Aligning
Eliminate VOC Emission
In Conjunction with API Standard Flush Plans 52, 53 or 54
302 Series Compatible
Monolithic Mating Face Design
Applications:
Huge heavy oil process pump as API 682 standard.
Dual sealing required to prevent VOC emission for rotating equipment.
Applied in handling high viscosity, contaminant, and easy to crystallization fluids.
Pulp and paper, petrochemical, foodstuff processing, chemical processing, pharmaceutical, power generation, and wastewater treatment.