Shorten arm for basement construction for PC120

01 Factory delivery, deposit can be collected in Taiwan dollars, US dollars, RMB. 20GP as long as 5000 yuan can go to Keelung Port, can help clearance

02, explore the international standard Q355B material, the material is the same as the original excavator arm material; Precision cold-drawn pipe, the same quality as the original factory.

03, according to the requirements of customized production, with the mainland's largest floor boring machine can be boring after welding, better accuracy.

04, probe gas protection welding, weld bead beautiful and firm. Order to the factory only 30 days, 10 days to reach the bay port.

05, the big arm set in one molding, longer service life. All bushings are treated with soaking heat for better wear resistance and durability.
06, all brand models have data, do not need to install the size

07, the upper arm and lower arm open Angle up to 180 degrees, a wider range of work 08, can provide OEM for each host brand, quality comparable to the original factory quality.

08 Bucket cylinder thickened, hidden, better to use in harsh workloads
Protection.

I. Advantages of Excavator Tunnel Arm

1. Enhanced Maneuverability in Confined Spaces

• Tunnel arms are designed for tight spaces, allowing excavators to operate efficiently in areas where standard arms would struggle, such as tunnels, subways, or basements.

2. Reduced Risk of Damage

• The compact design minimizes the chances of the boom hitting overhead beams or walls, making it ideal for environments with limited clearance.

3. Adaptability to Various Attachments

• Tunnel arms can be equipped with a wide range of tools, such as breakers, buckets, or hammers, depending on the specific needs of the project. This flexibility increases the versatility of the excavator.

4. Improved Force Application

• The shortened boom allows for greater force concentration, enabling the use of larger breakers and buckets. This enhances the machine's ability to handle heavy-duty tasks like crushing and material removal.

5. Increased Stability

• Tunnel arms often have added weight in the forearm, which helps stabilize the machine and reduce rebound when using breakers. This leads to more efficient and precise operations.

6. Customizable Configurations

• Depending on the tunnel’s dimensions, tunnel arms can be customized to include or exclude specific components, such as boom cylinders, to fit the operational needs.

7. Protection of Hydraulic Components

• Many tunnel arms come with features like cylinder guards to protect vital components from damage during operation in narrow or rugged environments.

8. Ease of Transportation

• Although some larger tunnel arms require disassembly for transport, the compact nature of the design makes moving the equipment easier compared to standard longer booms.

9. Improved Operator Safety

• By reducing the likelihood of collisions with the surrounding structure, tunnel arms help improve operational safety, protecting both the machinery and the operator.

Advantages of Zhonghe Machinery

1. Professional product design team, rich experience, strong design pertinence.

2. Automated processing equipment. Automatic cutting, double-sided floor-standing large boring machine, etc.

3. Industry standard welding process, carbon dioxide shielded welding, good weld crack resistance.

4. Strict and meticulous quality inspection, ultrasonic flaw detection