Quote Originally Posted by fart_plume View Post
Most pumps we use have ceramic bearings and the water is the lubricant in the pumps. Also the pumps we use primarily are mag-drive pumps so no seals are required other than to seal the pump top to the housing.
the ceramic's brinell hardness will be higher than the nanoparticles. I will have to look into this. But, I think due to the use of Copper that the ceramic would have to be stronger brinell-wise, and our nanoparticles are less than copper.