... with reasonable price Cement head is a device fitted to the top joint of a casing string to hold a cement plug before it ... the top and bottom plugs. A manifold incorporated into the cement head assembly allows connection of a fluid circulation line. Charateristics 1 ... Plug Container, mm400450450450550550600Working Pressure, MPa35,5035,5035,5035,5035,503535 casing cement heads