Mining & Engineering Machinery Industry News

Nov. 10, 2026

Rotary Tricone vs DTH Drilling: Cost Per Meter and Efficiency Analysis

Choosing between rotary tricone vs DTH drilling cost per meter is not simply a matter of comparing purchase prices. Quarry managers searching for the best drilling method for hard rock quarry or trying to improve DTH drilling efficiency at depth must consider rate of penetration (ROP), specific energy, and total cost of ownership. Rock strength, borehole diameter, drilling depth, compressor

Nov. 09, 2026

How Development Drilling Rig Automation Improves Cycle Time and Accuracy in Drifting

Development Drilling Rigs Supplier Haichuang Unite helps mining teams evaluate how automated drilling can reduce nonproductive time, improve hole placement, and create reliable drilling records for drifting operations. This guide explains the equipment, workflow, purchasing criteria, implementation steps, and common mistakes that affect automation results.

Nov. 06, 2026

How Automation and Remote Operation Features Compare in Surface vs Underground Drills

If you are choosing between surface and underground drilling equipment, we can help you make the decision in five practical steps: define the drilling conditions, map operator risks, compare automation functions, calculate productivity, and validate the system through field trials. This guide from Haichuang Unite, an experienced Mining Equipment Manufacturer, explains How Automation and Remote

Nov. 06, 2026

Air Compressor Requirements and Pressure Specifications for DTH Drilling Operations

Down-the-hole drilling rigs use a pneumatic hammer placed at the bottom of the drill hole to break rock. They are designed for accurate drilling in hard ground, including granite, basalt, limestone, and reinforced construction sites. Buyers comparing down-the-hole drilling rigs for hard rock should check more than drilling depth. Airflow, working pressure, hole diameter, ground conditions, rod

Nov. 05, 2026

How to Choose the Right Rock Drilling Tool for Surface vs Underground Mining Operations

Choosing the right Rock Drilling Tools starts with the working environment, not the catalog. Surface mines require tools that handle long holes, high production rates, dust, and changing bench conditions. Underground mines require compact tools that deliver accurate drilling in restricted spaces while controlling vibration, water, heat, and ground instability.

Nov. 05, 2026

How to Select the Right DTH Bit Size and Type for Your Formation

Down-the-hole Drilling Tools must be selected according to the formation, hole diameter, drilling equipment, and project objective. The correct DTH bit is not always the largest or most aggressively designed option. It is the bit that delivers stable penetration, accurate hole quality, acceptable service life, and a reasonable cost per meter.

Aug. 11, 2026

How to Choose Top-Hammer Drilling Tools