Sacrificial anodes

... expense for the ultimate low drag bottom is voided by a poorly placed non-streamlined zinc and a dislocated prop. Martec Sacrificial Anode Zincs are available for shaft diameters from 3/4" to 1-1/2". ...

The chemical composition of aluminum anodes is based in the well-established Al-Zn-In and it is suitable for most sea water applications. Their electrochemical capacity is more than 3 times greater than the capacity of ...