Allpac Slurry Pusher Seals
This is Flowserve’s Corrosive duty seals. Provides economic seal life – low operating and maintenance costs. A single, dual balanced robust yet simple slurry with low operation and maintenance costs.
Internally mounted, double balanced, single mechanical seal, available in two versions:
- Balanced, closing from the product side (Allpac 480)
- Unbalanced, closing from the atmospheric side (Allpac 487)
The springs are stationery and outside the pumped medium, which makes the High-performance slurry seal for corrosive applications very suitable for slurry applications.
High-pressure slurry seals Features
- Springs outside the product avoid clogging
- Faces are made from silicon carbide
- Large clearances between seal and shaft sleeve
- Robust construction
- Metal-free design optional
- Single and dual seal designs available
- Cartridge and component designs available
- Single and multiple spring designs available
Available Configurations
| Allpac 480 | Balanced, multiple spring, single cartridge seal |
| Allpac 481 | Balanced, single spring, single cartridge seal |
| Allpac 482 | Balanced, Super X wave spring, single cartridge seal |
| Allpac 483 | Balanced, multiple spring, single component seal |
| Allpac 486 | Balanced, multiple spring, ID-pressurized, dual cartridge seal |
| Allpac 427 | Unbalanced, multiple spring, dual cartridge seal |
| Allpac N-2000 | DIN/ISO standard balanced, multiple spring, dual cartridge seal |
| Allpac N | DIN 24960 form C standard balanced, multiple spring, dual component seal; available in four sizes only. |
Operating Parameters
| Pressures to | 50 bar (725 psi) |
| Temperatures from | -40°C to 220°C (-40°F to 430°F) |
| Speeds to | 50 m/s (164 fps) |
Industries that suit Slurry Seals Mechanical Seal
- General Industries
- Pulp & Paper
- Mining
- Steel and Primary Metals
- Food & Beverage
- Corn Wet Milling & Ethanol
- Other Industries
- Chemicals
- Basic (Organic & Inorganic)
- Specialty (Fine & Consumer)
- Biofuels
- Pharmaceutical
- Petrochemicals
- Water
- Water Management
- Wastewater
- Agriculture & Irrigation
- Flood Control System
- Oil & Gas
- Upstream Exploration & Production
- Downstream Processing
