Kelleg Blog

This article describes the principles of steel used for rock drill bits: tough and wear-resistant, good workmanship, and in line with local resource conditions.

This article describes how to properly transport, store and use drill rods.

This article mainly describes the development history of rock drilling tools for you.

The requirements for the anticorrosion process of rock drilling tools include the process of corrosion damage and the method of anticorrosion treatment.

The basic requirements for threaded extension rods include a combination of high fatigue strength and fracture toughness. Good elasticity and wear resistance.

This article mainly explains the types of threaded extension rods for you, including the thread form, type, and application of threaded extension rods.

There are so many hazards in the noise of rock drilling machinery, how to prevent and control the noise has become a research topic.

This article describes the advantages of carbide drill bits for you, and also introduces the classification of carbide.

This article describes how to maintain the drill pipe for you, the main content includes what is the drill pipe, and the organizational characteristics of the drill pipe.

Cemented carbide rock drilling tools have become a powerful tool in the modern rock mining field with their high efficiency and durability.

As the use time increases, , DTH hammer will also face various failure problems. Understanding these can help us better improve its working efficiency.

DTH hammer has the characteristics of high efficiency, energy saving and environmental protection, and it is also a component that realizes impact rotation.

This article mainly describes the difference between rock drill bits and down-the-hole drill bits, including definitions, categories, etc.

The DTH drill bit is a rock drilling tool with high efficiency, safety and environmental protection, simple structure and convenient operation.

Heat treatment process of shank adapters is important to improve their mechanical properties and wear resistance to obtain the desired hardness, toughness and strength.

Carburizing process is a regular surface treatment method, which can improve the efficiency and quality of rock drilling when combined with rock drilling tools.

This article mainly describes the performance requirements of steel for heavy-duty rock drilling tools, including the performance requirements for drill bits, drill rods and shank adapters.

This article mainly explains to you the commonly used heat treatment process for tapered drill rods, including what is heat treatment, the principles of selecting the heat treatment process for drill rods, etc.

This article mainly describes the use of cemented carbide for you, including what is cemented carbide, the characteristics of cemented carbide, the key performance indicators of cemented carbide and other related content.