Prebackfilled zinc anode

Composition :

• Aluminum: 0.10 - 0.50%

• Cadium: 0.02 - 0.07%

• Iron: 0.005% max.

• Lead: 0.006% max.

• Copper: 0.005% max

• Zinc: sale

Composition of BACKFILL: Plaster powder 75%, Bentonite 20%, Sodium sulfate 5%

• Bare anode: 20.5 Kg – ø78 x L600mm

• Pre-backfilled anode: 40 kg