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Four rope double flap grab
Four rope double flap grab plan

Four rope double flap grab

    Application scope: Suitable for double rope cranes, port gantry cranes, bridge cranes, grabbing various uniformly sized bulk cargo with a specific gravity of 0.6-3.2t, usually grain, coal, cement, ore, mineral powder, etc.
Product Details

Application scope

Suitable for double rope cranes, port gantry cranes, bridge cranes, grabbing various uniformly sized bulk cargo with a specific gravity of 0.6-3.2t, usually for grain, coal, cement, ore, mineral powder, etc.

Technical parameter

Crane load 32t 40t 50t 63t
Material specific gravity (t/m3) 0.8-1.0 1.5 2.5-3.0 0.8-1.0 1.5 2.2-2.8 0.9-1.0 2.2-2.8 0.9-1.0 2.2-2.8
Bucket capacity (m3) 21 1.3 8.3 26 16.5 11 30 13 37.8 15
Self weight (kg) 13000 12500 11500 15500 15000 14500 20000 18000  25200 24500
Pulley diameter (mm) Ø710 Ø710 Ø710 Ø800 Ø800 Ø800 Ø1120 Ø1120 Ø1215 Ø1215
Magnification ratio 3 3or4 5 3 3or4 5 3or4 5 3or4 5
Closed rope diameter Ø36 Ø36 Ø36 Ø40-44 Ø40-44 Ø40-44 Ø48-52 Ø48-52 Ø52-56 Ø52-56
Main
dimensions		 A 4000 4000 3100 4200 4000 3600 4400 4100 4700 4000
B 5650 5400 4250 5750 5500 5000 5850 4550 6350 5500
C 5350 5200 4600 5800 5600 5400 5850 5200 6380 6500
D 6000 5800 5050 6550 6300 6000 6650 6150 7250 7000
E 3450 3000 2500 3900 3500 2400 4380 2950 4750 3200