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Zinc aluminum cadmium alloy sacrificial anode
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Zinc aluminum cadmium alloy sacrificial anode
Product name: Zinc aluminum cadmium alloy sacrificial anode
specification: single iron foot welded sacrificial anode, double iron foot welded sacrificial anode, bolted sacrificial anode
Standard:
a Finished product standard: GB/T 4950-2002
b. Raw material standard: GB/T 470-2008 Zn≥99.995%
Products packaging: pallet/wooden case
Product description:
Our cadmium zinc aluminum alloy sacrificial anode adopts the high quality of 0 # zinc ingots (Zn≥99.995%) and strict quality control. It make the alloy content more stable. The products are widely used in electroplating industry anticorrosion or ships, Bridges, Marine engineering.Our products has high purity (impurity content is less than 0.005%), colour and lustre is light, compact structure, etc.
1. Chemical indicators
|
chemical composition% |
Al |
Cd |
Fe |
Cu |
Pb |
Si |
Zn |
|
standard value |
0.3-0.6 |
0.05-0.12 |
≤0.005 |
≤0.005 |
≤0.006 |
≤0.125 |
Rest |
2. Electrochemical properties
|
Electrochemical properties |
open circuit potential V |
working potential V |
actual capacitance /（Ah/kg） |
consumption rate/ kg*（A*a）-1 |
· current efficiency /% |
Dissolve performance |
|
In the seawater（1mA/cm2） |
-1.09~-1.05 |
-1.05~-1.00 |
≥780 |
≤11.23 |
≥95 |
Uniform surface dissolution, corrosion material easy to fall off |
|
In the soil（0.03mA/cm2） |
≤-1.05 |
≤-1.03 |
≥530 |
≤17.25 |
≥65 |
|
|
Note 1: reference electrode -- saturated calomel motor 2: medium -- the seawater medium is man-made seawater or natural seawater; The soil medium is moist soil and filler is added around the anode. |
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3. Application:
Sacrificial anode for cathodic protection, sacrificial anode for ship ballast water tank cathodic protection, sacrificial anode for harbor and Marine engineering facilities cathodic protection, sacrificial anode for seawater cooling water system cathodic protection, sacrificial anode for storage tank sedimentary water parts, sacrificial anode for madi pipeline cathodic protection, etc.
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