Strange coincidence that all worst affected Covid19 cases are along the same Latitude 40ํ

The service life of various hydraulic valves in the hydraulic support is very low. The way and solution for solving the problem abroad is to improve the filtration precision of the system and improve...

In this paper, we will analyze the last cause of the failure of the hydraulic valve in the future: cavitation. In this paper, we will analyze the last cause of the failure of the hydraulic valve in...

BWCB insulation gear pump motor high temperature reasons and countermeasures analysis 1, cause analysis (1) motor power, large operating current, large heat. (2) The fan speed is low, the wind...

Gear oil pumps are mainly used in the transfer, oil pressurization, fuel injection, etc. of oil media in chemical, petroleum, mining, metallurgy, power station and other industries, as well as in the...