English English 
 |
Product Description
4-Rope 2-Clamshell Mechanical Grab Bucket
It is suitable for portal cranes, bridge-type ship unloaders, grab cranes, etc.,used for grabing bulk cargoes with density of 0.6~3.2t/m3, usually grain, cement, sulfur, mineral powder and ore, etc.
How to choose a suitable size of Mechanical Grab Bucket?
1. find out the crane load, there are 32t~75t options for the 4-Rope 2-Clamshell Mechanical Grab Bucket.
2. confirm the bucket capacity according to density of loading material.
Model DMG-4-2-xt-ym3 means DEYUAN MARINE brand, MG means Mechanical type Grab Bucket, 4-2 means 4 wire rope and 2-Clamshell, xt-ym3 means corresponding x tons Crane Load and y cubic meters of bucket capacity.
Please refer to below datasheet, to determine the crane load and bucket capacity:
Data sheet
| Crane Load | 32-34t | 36-42t | 50-55t | 62-65t | 70-75t | |||||||
| Density(t/m³) | 0.8-1.0 | 1.5 | 2.2-2.8 | 0.8-1.0 | 1.5 | 2.2-2.8 | 0.9-1.0 | 2.2-2.8 | 2.2-2.8 | 2.2-2.8 | ||
| Bucket Capacity (m³) | 21 | 13.0 | 8.3 | 26 | 16.5 | 11 | 30 | 13 | 15 | 19.2 | ||
| Weight(Kg) | 13000 | 12500 | 11500 | 15500 | 15000 | 14500 | 20000 | 20000 | 24800 | 28500 | ||
| Sheave Diameter | φ710 | φ710 | φ710 | φ800 | φ800 | φ800 | φ900 | φ900 | φ1100 | φ1215 | ||
| Rate | 3 | 3 or 4 | 5 | 3 | 3 or4 | 5 | 3 or4 | 5 | 5 | 5 | ||
| Closed Rope Diameter | φ36 | φ36 | φ36 | φ40-44 | φ40-44 | φ40-44 | φ48-52 | φ48-52 | φ52-56 | φ52-56 | ||
D i m e n s i o n | Closed Width | 400C | 4000 | 3100 | 4200 | 4000 | 4000 | 4400 | 4100 | 4000 | 4000 | |
| Open Width | 5650 | 5400 | 4250 | 5750 | 5500 | 5500 | 5850 | 4550 | 5500 | 5500 | ||
| Closed Height | 5350 | 5200 | 4600 | 5800 | 5600 | 5600 | 5850 | 5200 | 6500 | 6500 | ||
| Open Height | 6000 | 5800 | 5050 | 6550 | 6300 | 6300 | 6650 | 6150 | 7000 | 7000 | ||
| Side Length | 3450 | 3000 | 2500 | 3900 | 3500 | 3500 | 4380 | 2950 | 3200 | 3300 | ||
