USE：For industrial mining, civil engineering and water conservancy project to suction the water general neutral liquid at normal temperature.

CHARACTERISTICS：The hose has good flexibility and the body is solid. The hose has the double properties of bearing both the positive and negative pressure .the performance of the hose remains good even under the vacuum pressure of -80 KPa(600mm mercury). The burst pressure of the hose is four times or higher than the working pressure. Outer layer's ozone-resistance property conform to the standard of ISO 7326:2006, IDT.