Bucket-Chain Diamond Mining Dredge & Wash Plant Bucket-Chain (Bucket Ladder) Dredge Type

Max Dredging Depth 15 m (49 ft)
Processing Capacity 100 m3/h theoretical throughput
Approximate Production Range 150 T/h to 165–200 T/h depending on material density
Diamond Recovery Efficiency 90%
Jig System 3 units
Bucket Count 81 buckets
Bucket Size 90 cm length x 55 cm width (approx.)
Bucket Construction Cast steel
Bucket Bottom Plate Thickness 1.0 cm
Bucket Shoulder Thickness 1.2 cm
Bucket Lip Thickness 2.0 cm
Chain Drive Motor 55 kW
Motor Speed 760 rpm
Reduction Gear ZQ1000
Total Installed Power 210.5 kW
Diesel Generator Cummins NTA855-G4 250 kW
Alternator Stamford alternator
Lifting Winch 15 kW (500 type)
Main Winch 15 kW (500 type)
Forward Winches 2 units 7.5 kW each (400 type)
Positioning Winches 2 units 5.5 kW each (400 type)
Water Pumps 3 units centrifugal pumps
Pump Capacity 200 m3/h each
Pump Head 18 m
Pump Power 22 kW each
Total Water Circulation 600 m3/h
Classifying Screen Length 4.8 m
Classifying Screen Diameter 1.4 m
Inner Screen Length 4.8 m
Inner Screen Diameter 1.2 m
Outer Screen Length 3.0 m
Outer Screen Diameter 1.4 m
Mesh Size 2 mm
Jig Capacity 30–35 T/h per unit
Jig Dimensions 4 m x 2 m each
Pontoon Configuration 2 pontoons
Pontoon Dimensions 33 m x 2.5 m x 1.4 m each
Upper Ladder Section 8.4 m x 1.6 m
Lower Ladder Section 21 m x 1.4 m x 0.8 m
Top Tumbler Diameter 1.2 m
Top Tumbler Width 1.3 m
Bottom Tumbler Diameter 1.4 m
Bottom Tumbler Width 1.3 m
Overall Dimensions 39 m length x 7.5 m width x 8.4 m height
Full Load Draft 0.7 m
Total Weight 90 t
Shipping Requirement 12 x 40 ft HQ containers