GMP-II Double Cartridge Seal
High-quality, cost effective balanced seal
The GMP-II double balanced cartridge seal in- corporates a compact design with proven sealing technology. The result is a high-quality, cost-effective seal designed for use on a wide variety of rotary equipment applications.
Benefits
- Easy-to-install double cartridge design
- Balanced configuration runs cooler and lasts longer
- Cost-effective rebuild kits for easy in-field repair and reduced downtime
- Fits standard ANSI pumps—no modification required
- Stationary compression units offer improved face alignment and extended seal life
- Minimal distance to first obstruction; fits a wide range of pumps
| Design Parameters | |
| Minimum Shaft Diameter | 1.000" (25.4 mm) |
| Maximum Shaft Diameter | 4.000" (101.6 mm) |
| Pressure | To 300 psi (20 bar) |
| Vacuum | 28" (711 mm) Hg |
| Temperature | To 400ºF (204ºC) |
| Surface speed | To 5,000 fpm (25.4 m/s) |
| Runout | Consult |
| Axial motion | Consult |
| Spring Configuration | Multiple stationary coil springs |
| Materials | |
| Metallurgy | 316SS and Alloy 20 |
| Rotary face | Silicon carbide (SA) |
| Stationary face | Inboard: chemical grade carbon; tungsten carbide; Outboard: chemical grade carbon |
| Springs | Hastelloy C |
| O-rings | Fluoroelastomer standard, Aflas or Kalrez offered as alternative |
Standard Configuration
Other Versatile Seals
GMP-I Single Balanced Cartridge Seal
- Ideal for wide range of rotary equipment
- Fits all standard ANSI pumps
- Compact design, easy to install and repair
- Balanced configuration runs cooler
P/S®-II Flexible Element Cartridge Seal
- Effectively seals dense and viscous fluids
- GYLON® sealing elements are chemically resistant and allow dry running
- Easy in-field repair reduces costly downtime
P/S® and GYLON® are registered trademarks of Garlock.
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