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Products > Truck Mounted Crane > Knuckle Boom Crane > K728
K728
Knuckle Boom Crane
Rated load
35000kg
Rated lifting capacity
70t.m
Max. working range
20.45m
Applicable Working Conditions
Inquiry
  • Characteristic
  • Parameter
  • Case
Professional Moving, Industry Customization


♦ Multiple optional configurations to easily meet personalized customization needs. 


♦ Compact structure, applied high-strength steel, resulting in lighter overall weight. 


♦ Optional wireless remote control system for more convenient operation


♦ Standard large-span but basic hydraulic telescoping legs to ensure operational stability.


♦ Torque limit alarm function to improve product safety.

Product Parameters
Key Parameter
Rated load
Rated lifting capacity
Max. working range
Maximum lifting height（m）
Number of boom sections（sections）
Maximum angle of elevation（°）
Swing angle（°）
Support leg spread（mm）
System displacement（L/min）
Crane self-weight（kg）
System rated pressure（mpa）
Parameter Value
35000kg
70t.m
20.45m
23.1m
8
80
360°
8148
80~100
8400
30
Engineering Cases
Brick lifting
Brick lifting
Guangxi brick factory, user Mr. Zhuang from K430 telescopic arm, has added clamps for loading and unloading aerated bricks. The distance to the back of the truck is around 8.5 meters, and the bricks weigh 4 tons. Advantage: 20-30 minutes faster than using a forklift for loading and unloading per truck.
Working condition for going upstairs
Working condition for going upstairs
For the working condition of going upstairs, the SUNHUNK folding arm product supports load extension and can be easily adapted to various equipment working conditions for going upstairs with the help of remote control/auxiliary arm. This allows for easy handling of various equipment and materials when going upstairs.
Negative angle operation of folding arm
Negative angle operation of folding arm
For the task of lifting equipment to the interior of a building from the road, where there is a sinking at the first floor location, which makes it impossible for a straight arm crane to lift, the SUNHUNK folding arm has a negative angle lifting capability of 15 degrees. This allows for easy lifting of the equipment into the interior of the building.
High-voltage line railway construction
High-voltage line railway construction
During the railway installation process, it is necessary to lift the railway modules from the side to the designated location under high-voltage lines. The 4500 fully extended boom is 23.4 meters long, and it can lift 12 tons, which perfectly meets the working conditions.
Factory Equipment Lifting
Factory Equipment Lifting
Mr. Chen from Zhengzhou, Henan used our 728 to complete the installation of the equipment within the confined space of the factory. The equipment weighs around 6 tons. Advantage: A straight arm crane cannot handle this job due to the confined space.