Log Preparation Section |
Iron wires and nails for log bundling contaminating raw materials |
Metal foreign object interception rate of 99.2%, extending the chipping machine roller replacement cycle from 15 days to 60 days |
Pulping Section |
Pulper blades being punctured by nails, leading to shutdowns |
Pulper failure downtime reduced from 16 hours per month to 3 hours, increasing production capacity by 12% |
Screening and Purification Section |
Iron wires entangling screens, resulting in decreased screening efficiency |
Effective operating time of the screening machine increased from 85% to 98%, reducing screening energy consumption per ton of pulp by 0.8kWh |
Waste Paper Deinking Line |
Metal staples in old newspapers affecting the deinking effect |