Home Companies Kaiping Zhonghe Machinery Manufacturing Co., Ltd

Excavator Long Arm 18 Meters Practical Excavator Dipper Arm Extension for Komatsu HITACHI HYUNDAI SANY

Contact Us

[China]

Trade Verify

Address: Cuishanhu New District, Kaiping City, Jiangmen City, Guangdong Province, China

Contact name:Katherine

Kaiping Zhonghe Machinery Manufacturing Co., Ltd

Verified Suppliers

Trust
Seal
Verified
Supplier
Credit
Check
Capability
Assessment

Excavator Long Arm 18 Meters Practical Excavator Dipper Arm Extension for Komatsu HITACHI HYUNDAI SANY

Country/Region	china
City & Province	jiangmen guangdong

Product Details

Customized Komatsu PC300 18 meters long reach boom and arm for sale

Application of this long reach boom:
- Customer is our local construction contractor.

- Customer use this Komatsu PC300 18m long reach boom for his Subway projects

Description:
Our company specialize in designing and customizing all kinds of long reach boom for all brand excavators.
We have detailed dimension of most excavators, For this Komatsu PC300-7 excavator we have described the dimensions.

For all the long reach boom we customized, have followed details:

1. For all the long reach boom we produced, including lubricant pipe system, hydraulic system, 1 bucket, 1 bucket cylinder, 1 linkage, all pins, all hoses,etc

2. The Stick cylinder of the long boom, can use the original stick cylinder to save the cost, if you need the stick cylinder, we also can prepare it for you.
This Komatsu PC300 excavator long reach boom, the stick cylinder uses the original stick cylinder

3. The main material of this long boom is Q345B + Q690D, the top and bottom cover plate use Q690D, other plate use Q345B. Weldox is also optional to suit your application. Pin’s material is 42CrMo4.

4. Before welding,we have use big bevelling machine bevel the edge of the sheet.So the welding can go to the internal of the steel-sheet and make the structure have higher performance.

5. If necessary, extra pipeline can be added as customer requirements
For this Komatsu PC300 18 meter long reach boom, we do not prepare extra auxiliary pipe as customer requirements

6. Our welding was by manual. Welding is protective-gas welding, the protective gas is 80% Argon and 20% CO2 mixed. This is the golden standard for protective gas.

7. For all bases, joints and other main structures of the long boom, we use boring machine to adjust the precision after welding, to avoid the welding-stress leading to big tolerance.

8. We will also supply parts list for the long reach boom, so it’s easy for Maintenance and after-sales service.

9. We can supply detailed dimension drawing for confirmation before ordering.

**Long Reach Boom Arm Configuration**
Boom	Arm	Bucket
Bucket cylinder	H-Linkage assembly	Pin
High-pressure hose	Lubrication pipe	Hydraulic tube
Seals	Stop Value*Optional	Stick cylinder*Optional

Weight	11-15T	20-25T	20-30T	35-40T	40-45T	40-50T
Total Length(mm)	13000	15400	18000	20000	22000	24000
Boom(A)(mm)	7250	8220	10000	11000	12000	13000
Arm(B)(mm)	5750	7180	8000	9000	10000	11000
Maximum Digger Radius(C)(mm)	11200	14500	17300	19200	21300	23000
Maximum Digger Depth(C)(mm)	9000	11300	13000	14900	16000	17900
Maximum Unloading Height(E)(mm)	7550	10400	17200	12900	14000	15200
Maximum Digger Height(F)(mm)	9350	12600	14000	15200	17000	18100
Bucket Volume(m³)	0.15-0.3	0.4-0.6	0.4-0.7	0.6-1.2	0.5-1.0	0.5-1.1