Fish is a food ingredient that widely consumed by Indonesian people. The preferred type of fish catfish. problem often experienced cultivators during the manual feeding process. feed container serves as storage place for pellets on ejector automatic process, this has many types but one used in tool aluminum. Besides being cheap, aluminum also properties light, soft, easy to shape and anti-rust ...

During the service process of an aluminum alloy structure, its complex deformation zone experiences repeated loading problems such as tension, compression, bending and reverse bending. At same time, cyclic heat treatment also have a certain impact on mechanical properties extruded tubes. Therefore, study parameters has important engineering practical value for extrusion tubes under conditions. ...