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AFTER A LONG PERIOD HOLIDAY, GRH started work yesterday.
during the new year holiday, an unexpected and very bad event , corona virus , happened here in China. many friends sent us email or whatsapp, to enquire the situation here.
fortunately, it's safe here in this area, and strict restriction has been taken in this area to limit the incoming from other dangerous area. after the approval from the local government, we have started work . we are ready to deal with your purchase order.
July 25, 2022
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...
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July 25, 2022
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.