Working principle of squeeze pump hose: hose is crushed by pump roller, and then relax. Pump hose restore through its own elasticity, forming a vacuum inside the pump hose. And then suck materials into pump hose and discharge by squeezing rollers.
Industrial hoses are divided into NR hose, NBR hose, EPDM hose, LEADCRETE high pressure hose and Food Grade hose according to the different raw materials. NR hose and EPDM hose are usually used to transport liquid acid and alcohol, because of excellent wear resistance; NBR hose is mainly used to transport oil, lubricating oil, alkaline liquid and detergents; LEADCRETE high pressure hose has steel reinforced inner layer, which is maximum acceptable for 3Mpa; Food Grade hose is used for sanitation work, such as pump beer, ice cream and medicine etc.
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