When the pump is positioned higher than the fuel tank

When the pump is positioned higher than the fuel tank when the page can be directly deducted from the available oil pressure suction height. If you can not install the pump below the liquid level in the position , you should try to keep a high level .In the host has increased year by year , while imports nineties hosts are also expected to enter the maintenance peak in the imported hydraulic and pneumatic components , approximately Hydraulic adapters  30% of the spare parts for the repair .As the electronics industry , information industry, the rapid development of automobile industry , pneumatic components demand will grow significantly. Among them, high-performance, energy-efficient , miniaturized mechatronic pneumatic products will be demand growth.Hydraulic , pneumatic and sealing components and systems exports in recent years, there is a certain growth, particularly due to the host product exports increase , high performance and high reliability of hydraulic and pneumatic seals with host supporting a growing amount exported growth.