Product Description
Our mechanical seal model491 can replace BURGMANN HJ92N and MTU DR2-S,which is widely used for industrial pumps.  
The normal material combination include resin carbon/SIC/NBR/SS304,SIC/SIC/NBR/ss304 and so on. we also can make changes as customers'requirement or totally design a new type of mechanical seal to meet clients'needs.

QT  HJ
Operating Limits:
Pressure: ≤2.5MPa
Speed: ≤20m/s
Temperature: -20ºC~+180ºC
 
Rotary Ring (SiC/TC/Carbon)
Stationary Ring (SiC/TC)
Secondary SeaI (VITON/Encapsulated Ring)
Metal Parts (SUS304/SUS316)
Wave Spring (17-7PH/SUS304/SUS316)
 
Medium: Liquid rich in solid impurity or high viscosity, such as refine sugar, sewage and paper industry.