Connect casing in the well, seal casing annular space and bear part of weight of casing; Hang tubing and downhole tools, support the weight of tubing and seal the annular space between tubing and casing; Control and adjust oil production; Assure the safety of downhole production. It is convenient for control operation,lift down operation and testing and paraffin cleaning;record oil pressure, casing information.
Main Drift: 2-1/16"、2-9/16"、3-1/16"、4-1/16"、5-1/8"
Working Pressure: 2000psi~20000psi
Temperature Level: KU
Material Class: AA、BB、CC、DD、EE、FF、HH
Specification Level: PSL1~PSL4
Performance Level: PR1~PR2
No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China
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