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.

Komatsu 850 excavator equipped kaiyuanzhichuang Rock Arm

As shown in the picture: Rock arm (also known as rock arm or split type rock arm), installed on the Komatsu 850 medium and large excavator, widely used for rock stripping and mining. The rock arm is designed by ourselves, with design features including: designed large and small arm torques, designed large hydraulic cylinders, designed limiters, and designed durable loosening hooks. Our users are located in over 5000 regions worldwide

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PRODUCT ADVANTAGES

01
At the heart of the Komatsu 850 excavator is the kaiyuanzhichuang rock arm, a true game changer in the excavator segment.

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
The outstanding performance of the Kaiyuan excavator rock arm is attributed to the unparalleled cooperation between Komatsu and kaiyuanZhichuang.

Originally designed for the mining industry, this excavator rock arm has been perfected to excel in a wide variety of construction projects. Whether large-scale infrastructure development or smaller tasks requiring precision, this rock arm proves to be the ultimate solution. Its rugged construction and cutting-edge technology ensure long-lasting performance in the most demanding conditions, making it the choice of professionals worldwide.

WHY CHOOSE OUR PRODUCT

In conclusion, the Komatsu 850 excavator equipped with the Kaiyuam rock arm is a revolutionary construction tool that will redefine the standard of efficiency and rock-breaking capability. With its Kaiyuan technology and unmatched performance, it’s the ultimate choice for maximizing job site productivity. Experience the future of rock arms today and witness the power of this remarkable combination. kaiyuanzhichuangZhichuang bring you a superior machine that exceeds your expectations. Invest in a Kaiyuan excavator rock arm and get ready to unleash its true potential on your next project.