Use:

for industrial mining,cixil engineering and conservation  constructions to draw the water  at normal temperature and the general neutral liquid.

Characteristics:

the hose is good in flexibility and the body is solid .The hose has the double properties os bearing both positive and negtive pressure the performance of the hose remains good even under the pressure of-80KPa(600mm mercury)at the vacuum.the burst pressure o f  the hose is three times or more higher than working pressure.