A Prepackaged Magnesium Alloy Sacrificial Anode with Backfill is a factory-assembled galvanic anode system designed for cathodic protection (CP) of buried or submerged metallic structures. The magnesium anode is pre-installed in a permeable fabric bag filled with a specially formulated backfill material, ensuring optimal electrical performance and long-term stability.
Prepackaged Magnesium Alloy Sacrificial Anode with Backfill
999 999 999,00 $Цена
Key Features
- Prepackaged Design: Ready for direct burial, reducing installation time
- Improved Performance: Backfill enhances conductivity and efficiency
- High Driving Potential: Effective in high-resistivity environments
- Uniform Current Distribution: Ensures consistent protection
- Moisture Retention: Stabilizes anode performance over time
- Low Maintenance: Long service life with minimal inspection
Material Composition (Typical)
Magnesium Alloy:
- Magnesium (Mg): Balance
- Aluminum (Al): 5.3% – 6.7%
- Zinc (Zn): 2.5% – 3.5%
- Manganese (Mn): 0.15% – 0.5%
- Silicon (Si): ≤ 0.10%
- Copper (Cu): ≤ 0.02%
- Iron (Fe): ≤ 0.003%
Backfill Composition:
- Gypsum: ~75%
- Bentonite: ~20%
- Sodium Sulfate: ~5%
Types
- High Potential Magnesium Anode (HP)
- Standard Potential Magnesium Anode
- Rod Type / Block Type
- Cable-Attached Anodes
- Custom prepackaged units
Applications
- Buried pipelines (oil, gas, water)
- Underground storage tanks (USTs)
- Steel structures in soil environments
- Well casings and grounding systems
- Municipal and industrial infrastructure
