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excavator boom extension
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High Security Excavator Long Boom For Komatsu PC350 With 21 Meters And 4 Ton Counterweight
Excavator Long Reach Boom For Komatsu PC3500 With 21meters and 4ton counterweight
Specifications:
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Boom length
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11500 mm
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Arm length
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9500 mm
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Max extensive scope(A)
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20600 mm
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Max dig depth(B)
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15500 mm
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Max dig height(D)
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15920 mm
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Max dig depth in vertical wall(C)
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14328mm
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Max unloading height(E)
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12920 mm
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Min rotate radius(F)
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4600 mm
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Bucket volume
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0.6m3
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Counter weight
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4ton
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Folding height
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3040mm
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Description:
1, Long reach boom are used for dredging rivers port construction, railway construction and groundwork construction, with high extensive operation scope, high efficiency and high security.
2, Our company established on years 2006, we have over 10 years experience in designing and customize the long reach boom for all brand excavators.
3, Excavator model Komatsu PC350
4, The main material of this long boom is Q345B + Q690D, the top and bottom cover plate use Q690D, other place use Q345B. Pin’s material is 42CrMo4.
5, Total length 21meters, bucket 0.6m3, counterweight 4ton.
6, Bucket cylinder 100% use Sany original cylinder.
7, Arm cylinder use original cylinder. But if need use prepare arm cylinder, also no problem.
8, At the end of arm, we welded the reinforce plate made the long reach more durable.
9, The manufacture time about 18 days. Warranty time 6 month after installation.
Quality Management
From selecting materials, designing, producting to checking, selling and after service. We are strictly in accordance with ISO 9001:2008, ensuring to supply best products and service to our customers.
Leading design
We especially established design&research team, introducing and training college students every year. More than a dozen of our designs have acquired parctical patent.
Fine selection for material
Our company have perfect raw materials and spare parts supply system, we can choose the right material according to the work environment of customer's machine.
Lean production
Al of our welding workers have more than 10 years welding experiences. They can successful deal with stress deformation. All our products should be treated by sand blasting and 3-times painting.
Good delivery time
Our company highly integrated designing, producing, checking and selling together. Our delivery time is the best.
After service system
We have complete after service system. We have stock for all kinds spare parts, we can deliver you the spare parts at any time.
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