2020 官网升级中!现在您访问官网的浏览器设备分辨率宽度低于1280px
请使用高分辨率宽度访问。

2021-05-25

Delivery of crawler bench drill to customer

The HZY133-A crawler bench drill produced by Kelleg was successfully shipped and delivered to customers on August 22nd. This is another successful application of self-drilling anchor bolt construction equipment after Kelleg produced a full hydraulic drilling excavator. In the future, we will vigorously promote the systematic development of self-drilling anchors construction equipment, and provide more suitable and reliable construction machinery to escort the safety of engineering construction.

2021-04-30

The History of International Workers’ Day and How to Celebrate?

Today, International Workers’ day is celebrated on every continent.

2021-04-27

Fixing method of button bit

The fixed tooth of the button bit refers to fix the cemented carbide on the bodies of button bits to make it play a supporting role. There are three general methods for fixing teeth of button bit: welding, cold pressing and hot inserting.

2021-04-14

Brief introduction of drilling rigs and its current situation for self-drilling anchor bolt

The term "drill rig" in the geotechnical anchorage industry refers to drilling rig that drills into the rock. According to different rock breaking methods, it is divided into three types: percussive drill rig, roller drill rig, and cutting drill rig.

2021-03-26

Kelleg provides finest self drilling anchor system with impeccable services

Kelleg self-drilling anchor bolt is today's solution to the increasing demands of the tunneling industry and ground engineering.

2021-03-23

Development direction of rock drilling equipment in China

In summary, for the development of domestic rock drilling equipment, the following aspects should be considered: