Hydraulic Liner Hanger Polished Bore Receptacle Mated with tie-back assembly, it can tieback the liner to the top of well and act as efficiency sealing. The polished bore receptacle (PRB) is a highly machined component with a polished bore.
High quality surface finish on the inner seal bore for optimum sealing property.
The top end is chamfered for easy entry.
Manufactured to strict roundness and wall thickness tolerances, giving optimum burst and collapse pressure ratings.
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