V. Cementing Tools - n. EZD Landing Collar

The EZD Landing Collar is designed for use with the EZD Liner Wiper Plug. It is placed in the liner string at the desired depth for the top of the cemented shoe. The landing collar incorporates a mating profile for the EZD Liner Wiper Plug so that it will latch and hold some back pressure. Features/Benefits Positive locking mechanism for back up float PDC Bit drillable EZD Landing Collar Liner / Casing Size (in.) Bump Pressure (psi) 4 4,000 4-1/2 4,000 5 4,000 5-1/2 4,000 7 3,500 7-5/8 3,500