Rock

On the afternoon of August 8, a group of gasoline rock drills passed the inspection in the intelligent equipment manufacturing workshop of China Coal Group, officially loaded and shipped, and will be

On July 27th, a batch of air leg rock drills independently developed and produced by China Coal Group Machinery Co., Ltd. was inspected and loaded and shipped to Benxi City, Liaoninig Province.

At present, our oilers are made of plastic and filled with lubricant. Before drilling, we must turn on the oiler switch, the operation is relatively complicated.

Preventive maintenance refers to the repair method that confirms the status of equipment in advance based on the equipment's operating cycle and frequency of use.

On the afternoon of June 18th, a batch of rock drills passed inspection in the intelligent equipment manufacturing workshop of China Coal Group, formally loaded and shipped, and will soon be sent to X

The main reasons for the decrease of drill speed.