... bucket elevator3. cleaning machine4. level sensors5. temperature sensors6. ventilation systemSteel /ton grain10-20kgConstruction price35%- ... screw bolts4. earthquake-proof5. light weight6. low construction cost7. easily maintainedModelφ10.8*19CDesignaccording ... equipment for lifting, cleaning, magnetic separating, metering, drying, fumigating, cold storing, ventilating, dust collecting, temperature ...