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China Manufacturer Customized Crane Grab For Sale

Product Description

Product Description                                                                                

Specialized in handling all kinds Powder and Granular bulk materials. The grab adapts Single twisted axis bucket. The grab overall structure is light and durable, offering high grabbing ratio, strong closing force and high material filling rate. We can also supply dust cover, cutting edge sealing parts according to the environmental requirement, marine environmental and other special working condition. Design for working with Tower Crane, Ship Crane, and unloading ship crane. Widely used in Wharf, steel mills, power plants, ships, etc.

  • Max. Standard lift capacity: 5.0 ton~64 ton
  • Material Density Scope: 0.8t/m3~3.0t/m3

Technical Parameters                                                                            

Model Volume


self weight (t)

Motor power



close time(s)


lifting capacity(t)

Full Stop
KDY8-12 4.5 2.5 3.7 18.5 20 13 8
KDY10-12 5.5 3.5 4.5 22 20 17 10
KDY15-12 7 4.5 5 22 20 18 15
KDY20-12 10.0  6.8  7 28 20 18 20
KDY25-12 12 8.1 9.3 37 25 18 25
KDY30-12 18 10 14.5 55 20 19 32
KDY8-23 3 1.9 3.2 18.5 20 13 8
KDY10-23 4 2.2 4.2 18.5 20 18 10
KDY15-23 6.5 4 5.6 22 20 17 15
KDY20-23 8 5.4 6.5 28 20 18 20
KDY25-23 10 6.9 8 37 20 18 25
KDY32-23 12.5 8 10.5 45 20 18 32

1. The structure is compact, beautiful modeling

2. Save energy and easy operation,

3. Grasping force big and high automation.

1. According to the classification of shape, it can be divided to the clamshell grab bucket and multivalve grab bucket, the former is composed of two full buckets, the later is composed of three or more than three jaw plate.

2. According to the classification of driving mode, it can be divided into Hydraulic grab bucket and mechanical grab bucket two categories.


Hydraulic grab bucket: Hydraulic grab bucket is a working device by hydraulic power source to provide power for the hydraulic cylinder, to drive the left and right two combined buckets or multiple jaw plate grab and unloading bulk material. The hydraulic grab itself is fitted with open and close structure.

The product structure is compact, beautiful modeling, save energy and easy operation, grasping force big and high automation. It is the ideal loading and unloading tools for large mineral, pig iron, scrap steel, garbage, iron powder, straw, slag and other materials. It is mainly suitable for the steel, mining, forestry, mining, port terminals, garbage disposal, biomass power generation industry.


Mechanical grab bucke: Mechanical grab bucket itself has no open and close structure, it usually made of rope or link the external driving force, according to the operating characteristics can be divided into the single rope grab, double rope grab and four rope grab, the most commonly used is the double rope grab.

Single rope grab is suitable for all kinds of cranes only a hoisting drum, the opening and closing of novel structure, loading and unloading material freely open and close, the use and convenient for hanging, suitable water landing operation to capture. Double rope grab is suitable for double lifting device structure of all types of cranes, grab the loose deposits. Reliable work, convenient operation, high productivity, wide application, use and port, wharf, highway and bridge construction industry. They become the four rope grab with two sets of double rope, the working process and the double rope grab the same.


Multivalve grab bucket: It is composed of three or more than three jaw plate and applicable to all kinds of harsh environment efficient iron scrap engaged in large block materials and rubbish loading and unloading, has widely used in the ports, railway, metallurgy, mining, building etc, its structure is divided into single Cable, double cable, four cable , electric, four types. Multiple jaw can respectively closed according to the material’s shape and size, multiple jaw quantity can be according to grab materials and users need to design four disc to eight disc.



Clamshell grab bucket: It is composed of two full buckets and widely used for port, dock, station freight yard, mines etc site to loading all kinds of bulk cargo, minerals, coal, sand, stone and so on, can also be used for rock excavation, foundation trench excavation, and highway construction, track laying engineering etc.

Packing and shipping                                                                                       
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Product Categories : Crane Parts