Graders with revolving rollers for live trouts and salmons with a stainless
steel body built on a hot galvanized steel (at request, also frame in stainless
steel). These kind of graders are equipped with a special fish pump to suck
and select the fish automatically. Wheels and shaft make possible to move
the graders all over the fish farm (also using a farm tractor).
On one side
of the grader there are some special devices adjusting rollers and bottoms
to obtein three different sizes of fish contempraneously. The grader is
also equipped with a self-priming water pump that feed the machine, keeping
the fish alive and sliding into the discharging hoses. Complete of electric
panel and accessories.