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What is the working principle of the common vane pump and gear pump? What are the characteristics?
Pumps are available in a variety of sources, primarily for the transport of liquids such as water, oil, acid and alkali, emulsions, suspoemulsions and liquid metals, as well as liquids, gas mixtures and liquids containing suspended solids. In this article, Dalan Motor's small series will focus on the working principle and performance characteristics of the vane pump and gear pump that we often use.
GRH visited Changsha International Construction Machinery Exhibition from May 14th to the 18th, 2019
GRH visited Bauma Germany from April 8th to the 14th, 2019
During April 8 to 14th, GRH visited Bauma Germany, and have talks with Caterpillar, John Deere, JLG, Haulotte, etc. GRH keeps the concept of innovation leading the future, employs top hydraulic design expert from the United States, with the world's leading technology of quality control & quality assurance, GRH keeps obtaining critical invention patents, cooperates with very important heavy machinery players, such as XCMG, TEREX, JCB, etc. GRH product r
List of All the tractor manufacture-1
List of All the tractor manufacture · Abati (Argentina)
VALVE MANIFOLDS are successfully used in TBM
GRH designs and manufactures hydraulic valves for Tunnel boring machine, including propelling valve manifolds, proportional valve, pressure adjustment valve manifolds, directional valve manifolds, etc. To meet the requirement of the earth surface level variation during tunnel boring, electro-hydraulic proportional push system with flow-pressure control, theoretical analysis and simulation of this push system are carried out. The use of GRH valves can improve the stat
Mini power pack are successfully used in boom lift and scissor lift of XCMG, SDLG
GRH designs and manufactures a hydraulic power pack for the boom lift and scissor lift of XCMG, SDLG. At the center of these small hydraulic power packs is a high quality aluminum casting that joins the gear pump to the drive motor. The gear pump flow is delivered to the valve. Different kind of cartridge valves can be integrated into the valve blocks, such as a check valve, relief valve , unloading valve, hydraulic lock or/and a flexible range of directional contro
GRH has been supplying gear pumps to Genie Terex for 10 years
GRH works with Genie Terex for 10 years, through 10 year cooperation, GRH supply volume of gear pump has been increasing year by year, GRH gear pump has proved to be very stable and reliable in their boom lift and scissor lift. Chinese market of boom lift and scissor lift has been booming these recent years, more and more players of boom lift and scissor lift are appearing in this huge market, and GRH has become their strategic suppliers in the form of gear pumps, mini power packs. 3~5 years guarantee offers OEM customers confidence.
GRH gear pump and valves are successfully used in YTO tractor for a few years.
YTO is the largest agricultural manufacture in China, which has been using an European brand valves and gear pump. YTO has a requirement for the internal leakage of the valve, to hold the pressure within a fixed period. During the static descending test, the rear attachment on the tractor is allowed to descend 30mm within 30 minutes. After discussion with YTO, we design our valves and made our test bench, and we make our valves.
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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.