Not too long ago, most vessels were sailing around with lignum vitae water-lubricated stern tube bearings. The concept still holds good now, using rubber rather than wood. When oil-lubricated and cooled white-metal stern tube bearings became popular, they were definitely a great technological advance. No more water leaking into the engine room aft seal, changing […]
A greaseless composite rudder bushing engineered for high performance. Duramax Marine DuraBlue is a greaseless, pollution-free, self-lubricating rudder bushing designed to outperform traditional bushing materials. DuraBlue proprietary fiber matrix is exceptionally wear resistant, with extremely long wear life, and high load capacity. DuraBlue ultra-low coefficient of friction of 0.1 to 0.2 eliminates stick slip. Duramax […]