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QZ Type Double Girder Bridge Crane 20t A6 Grab With Travelling
The bridge crane using the grab bucket as the spreader can perform unloading, stacking, reverse transportation, reclaiming and loading operations during the preparation of raw materials. The grab bridge crane is widely used in the hoisting of general cargo in various factories and mines, and is equipped with a special spreader such as a grab for special operations.
The basic conditions to ensure that the grab is full of materials are: suitable bucket type, basic size and sufficient dead weight. According to the characteristics of the material to be grabbed, the grab is often divided into four basic types: light, medium, heavy and extra heavy. The weight of the medium-sized grab is approximately equal to the weight of the material, the weight of the light-weight is smaller, and the weight of the heavy-duty bucket is larger.
1) Simple structure in linear type ,easy in installation and maintation.
2) Adopting advanced world famous brand components in pneumatic parts ,electric parts and operation parts.
3) High pressure double crank to control the die opening and closing.
4) Running in a high automatization and intellectualization,no pollution
5) Apply a linker to connect with the air conveyor ,which can directly inline with filling machine.
| Rated load/ton | 5 | 10 | 16 | 20 | 25 |
| Span/m | 10-40 | ||||
| Lifting height/m | 22 | ||||
| Working class | ISO A6 & FEM 3M | ||||
| Lifting speed/m/min | 40.8 | 40.26 | 41.8 | 48.5 | 38.8 |
| Open-close speed/m/min | 40.8 | 40.26 | 41.8 | 48.5 | 38.8 |
| Trolley running speed/m/min | 44.5 | 45.6 | 43.2 | 43.2 | 43.2 |
| Crane running speed/m/min | 92 | 86.5 | 87 | 87 | 87 |
| Dead weight/t | 17.5~38.5 | 25.1~46.6 | 43~63 | 50.6~70.7 | 54.2~75.8 |
| Number of wheel | 4 | 4 | 4 | 4 | 4 |
| Max. wheel pressure/KN | 75~17.4 | 117~186 | 202~258 | 235~302 | 255~320 |
| Steel track recommended | P43 | P43 | P43 | QU70 | QU70 |
| Power supply | 3AC 220~480V 50/60Hz | ||||
Are you interested in this QZ series double girder overhead crane?We are ready to quote for you according to your customizable paremeters as follows. (kindly please provide the following information when sending enquiry to us.)
1. Lifting capacity :_____tons(including the weight of grab)
2. Span :______meters (it is center to center distance between railways)
3. Lifting height :_____meters (it is the distance from center of hook to floor)
4. Travelling length:_____meters
5. Industrial voltage _____V, _____HZ, 3Phases
6. Indoor or outdoor?
7. Do you also need us to supply rail and bus bar: YES or NO?
8. What material to be lifted?
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