Aluminium anodes

The flush anode is for mounting flush to the hull. Insert to be delivered with holes for bolting. At request they can be delivered without holes for welding.

Standard anode sizes are shown below. Other types or sizes can be custom-made upon request.


Data sheets

Technical data sheets for various sacrificial anodes alloys.
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Anode production

Most anodes from Cathwell are made by BAC, one of Europe's largest anode manufacturers.
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Anode type Weight (kg)
Dimensions (mm)
  Gross Net L1 L2 H W
2-AL 0.2 0.15 90 164 23 46
4-AL 0.4 0.3  120 210  28  62 
A-10 1.0  0.8  210  255  27  80 
15-AL 1.5 1.2 215 300 30 95
25-AL 2.5 2.0 270 350 32 120
A-25 2.5  2.1  305  365  40  102 
A-33 3.3 3.0 190  250  84  90 
43-AL 4.3 3.4 370 450 32 120
A-50 5.0  4.3  445  505  40  125 
A-54 5.4 5.0 230 290 92 100
60-AL 6.0 5.2 570 700  43  110 
A-80 8.0 7.0 640 700 43 125
80-AL 8.0 7.5 350 450 62 150
90-AL 9.0 7.8 930 1060 40 110
114-AL  11.4  10.6  600  700  79  120 
A-116 11.6 10.0 800 880 50 125
A-130 13.0 11.2 890 960 47 125
170-AL 17.0 15.8 960 1060 73 120
A-180 18.0 15.5 1210 1290 47 125
A-220 22.0 19.8 1100 1180 85 105
350-AL 35.0 31.6 1920 2000 71 170
399-AL 39.9  33.3  2500  2580  60  185