Molar stone. Sandstone of cement silicon, very tenacious and resistant, which manufactured mill wheels.Grind OleariaAntiguo grinding system for the production of the olive oil, which is still existing today. Its basic structure almost unchanged, thing that your drive if that has evolved with the times. Olearia wheel, is made up of a circular stone base, in whose Center rises a shaft or vertical tree to which couples is another horizontal axis that support one or two cylindrical wheels crossed by its Center, built in stone ( granite, basalt, etc. ). It is printed on these stones a movement of rotation and translation, producing the difference in length between the inner radius and abroad. A slip of the stone on its base will cause some dislaceradora action in the olive ground.
