2019-01-23
Some problems about the cutting head of roadheader: the cutting drum has low cutting efficiency and short service life.Does the tooth break easily?Low strength and easy to break or wear?In view of these headache problems, after many years of practic…
Cutting tooth is a vulnerable part of mining machinery. The locking spring of cutting tooth is all made of high strength spring steel.It can greatly improve the reliability of coal cutter, reduce the proportion of coal cutter consumption in the cost o…
2018-12-20
Cutting tooth is the cutting tool used in coal mining, roadway tunneling and tunnel construction.In recent years, under the background of the increasing demand of coal in China and the wide application of high-power fully mechanized mining machinery i…
2018-12-10
The screw drum is the working mechanism of the shearer, which should be able to adapt to the geological conditions of coal seam and the requirements of advanced coal mining methods and co-mining technology.It should also have the function of cutting c…
Shearer cutter is the preferred cutter of many mining enterprises.In fact, there are many kinds of cutting teeth of coal mining machine, such as cutter-shaped cutting teeth and pick type cutting teeth. Different cutting teeth have different working pe…