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Model | Volume(m³) | Material ratio t/m³ | Pulley diameter | Diameter of wire rope | Opening and closing time (S) | Crane usage |
U1 | 1 | >1.8-2.9 | Φ350 | Φ14-16 | 11 | 5 |
U2 | 1.5 | >1.0-1.8 | Φ350 | Φ14-16 | 12.5 | 5 |
U3 | 2.5 | >0.5-1.0 | Φ350 | Φ14-16 | 8 | 5 |
U4 | 2 | >1.8-2.9 | Φ500 | Φ18-20 | 15 | 10 |
U5 | 3 | >1.0-1.8 | Φ500 | Φ18-20 | 15 | 10 |
U6 | 5 | >0.5-1 | Φ500 | Φ18-20 | 10 | 10 |
U7 | 5 | >1.8-2.9 | Φ610 | Φ21.5 | 15.3 | 10 |
Grab type | Grab material | Material capacity weight(t/m³) |
Light | Coke, slag, cereals, potatoes, medium anthracite lime, cement, soil, gravel, clay, broken brick, etc | 0.5~1.2 |
Medium | Peat, large anthracite, compacted coal, clay, limestone, crushed stone, salt, gravel, brick, bauxite, flake iron oxide scale, cement, sand and brick in water, etc | 1.2~2.0 |
Heavy | Limestone, heavy clay, medium and small ores, hard stones, rod-shaped iron oxide scale, iron ore, lead conventrate powder, etc. | 2.0~2.6 |
Super heavy | Large ore, large manganese, sedimentary agglomerated lead ore powder, etc. | 2.6~3.3 |









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