01

Road construction

01

Road construction

Diamond arm is an excavator accessory used in road construction projects, specially used for excavating cracked rocks, medium-strong wind fossils, hard clay, shale and karst landforms. By virtue of its powerful function, it greatly improves the efficiency of road-breaking rock construction.
02

House construction

02

House construction

Diamond arm is an excavator accessory used in house construction projects, which is specially used to excavate cracked rocks, medium-strong wind fossils, hard clay, shale and karst landforms. With its powerful function, it greatly improves the efficiency of rock breaking construction.
03

Mining

03

Mining

The diamond arm is suitable for mining in open pit coal mines and the ore with Platinell hardness coefficient below F=8. High mining efficiency and low failure rate.
04

Permafrost stripping

04

Permafrost stripping

The King Kong arm is a powerful excavator specially used for frozen soil stripping. Its powerful power and high efficiency provide a great help for geological excavation and resource development.

Case 490 excavator equipped kaiyuanzhichuang Rock Arm

As shown in the picture, the excavator rock arm (also known as the modified arm or rock arm) is installed and mounted on an excavator of Case 490 , which has good benefits for rock stripping. The Rock Arm is independently designed and manufactured to high standards by us. Our product is durable and well liked by users.

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PRODUCT ADVANTAGES

01
The Kaiyuan rock arm installed on Case 490 excavator is a game changer in rock breaking.

Kaiyuan Rock Arm, as a multi-purpose modified arm, is suitable for mining without blasting, such as open-pit coal mines, aluminum mines, phosphate mines, sand gold mines, quartz mines, etc. It is also suitable for rock excavation encountered in basic construction such as road construction and basement excavation, such as hard clay, weathered rock, shale, rock, soft limestone, sandstone, etc. It has good effects, high equipment strength, low failure rate, high energy efficiency compared to breaking hammers, and low noise. Rock Arm is the first choice for equipment without blasting conditions.
02
With the Kaiyuan excavator rock arm, your rock breaking operations will never be the same again.

Thanks to its advanced technology and innovative design, this excavator rock arm provides excellent rock breaking efficiency. The kaiyuanzhichuang rock Arm combines unrivaled strength and accuracy, allowing you to accomplish more in less time. This means your business is more productive and profitable. Plus, this excavator rock arm is low maintenance, ensuring you can focus on the job without the burden of costly repairs and maintenance.

WHY CHOOSE OUR PRODUCT

All in all, the Case 490 excavator equipped with the Kaiyuan Boom is the ultimate solution for breaking rock. With its high efficiency and low maintenance costs, it takes your productivity to new heights. Say goodbye to the days of battling stubborn rock and hello to smoother, more cost-effective operations. Invest in a Kaiyuan Excavator rock arm today and see the difference for yourself – it’s time to give your work a new look!