Multi Spring Mechanical Seal 90 Series (9402,9502)
Face Materials
- Carbon
- Tungsten Carbide
- Silicon Carbide
- Ceramic
- Glass Filled Teflon
- Silicon Filled Teflon
Secondary Seal
- ‘O’ Ring (Viton, EPR, Buna N, TCV, Aflas, Kalrez)
Metal Parts
- SS 316
- SS 304
- Alloy 20
- Monel, Hastelloy-C
- Titanium
Application
- Corrosive Chemicals
- Hydrocarbons
- Abrasive Services
Seal Features
- Multi Spring
- Single Seal
- Reverse Balanced
- Outside Mounted
- Independent direction of rotation
Performance Limits
- Size – 0.5” to 4”
- Pressure – Vacuum to 25 kg/cm2
- Temperature - 40°C to 200°C (Use Kalrez ‘O’ Ring for 250°C and above)
9402 Type seal is multi Spring outside mounted reverse balanced seal with o ring secondary seal is according to fluid & temp.
For double seals where barrier fluids Pressures cannot be assured, reverse balance seals are the ideal solution and are suitable for all above application.
In Case of high temperature the same seal can be provided with external cooling and is named as 9502 type seal.