Shandong China Coal Group Drilling Machine Branch

1) When the gasoline rock drill engine is pneumatic, pull the starter rope lightly after the ratchet mechanism has been engaged. Pull the starter rope in the correct direction and do not use excessive

1. The air leg rock drill is filled with anti-rust oil before leaving the factory. It should be disassembled and cleaned before use. When reassembling, the mating surface should be coated with lubrica

1. When the gasoline rock drill engine is pneumatic, gently pull on the starting rope after the ratchet mechanism is engaged. The direction of pulling the starting rope should be correct, and the forc

1. The Roof filter should use the specified hydraulic oil, and adding hydraulic oil must be filtered through the filter screen of the air filter.

Roof Bolter is a method of roof and ground support in potash, trona, coal, and hard rock mines. Introduced in the late 1800’s and rising to prominence in North America throughout the 1940’s and 1950’s

Air Leg Rock Drill：A Powerful Tool For The Mining And Construction Industry 标签