... Specifications:1) Series precision:a) Stone and bone: 1-2mmb) Glass fragment and hard quality plastic: 1-2mmc) Such metal as ... rates: 4/10,0006) Conveyor belt speed: 50-100m/min7) Sensor: linear-array detector with 1,024 pixels and 14 bits8) Examination ... to detect the contaminants in the food, including the metal , glass, ceramic, stone, bone, hard rubber, had plastic and so on ...