The working principle of the concrete pump truck Plunger （swing ）cylinder: The plunger cylinder is composed of a plunger and a cylinder body, which pushes concrete into the concrete delivery pipeline through the reciprocating motion of the plunger, ultimately achieving the transportation of concrete; Plunger cylinder makes the concrete delivery efficiently and quickly .

we supply all Concrete pump hydraulic cylinder :

zoomlion 60/80mm, 60/90mm, 70/90mm. 

putzmeister160-60mm, 

Sany 70/100, 60/90mm, 

XCMG 60/80mm, 60/90mm