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MFH Sealing Assembly
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MFH Sealing Assembly
Contact Name: Peng Xinzhong (Vice President)
Tel: +86-0534-8128878; 18631543217
Address: Middle Section of Wuyou Street, Lingxian County Economic Development Zone, Dezhou City, Shandong
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The MFH-A Sealing Assembly comprises shell and pack off bushing and is used to seal the annular clearance between polished nipple and liner hanger body so as to build pressure after the ball reaches the landing collar,preventing current from passing through upward. There are sinistral-threads on the top connecting setting tool.
The MFH-B Sealing Aseembly's inner structure is as same as MFH-A, but it's outsurface structure is different from MFH-A's, and is used with liner hanger with paker.
1. The pack off bushing can be brought out of well,saving much drillout time.
2. “W”sealing rings are used to obtain two-side sealing.The sealing effect is better and it's sealing capacity is more than 25MPa.
3. With centralized block on body,it makes the liner hanger center easily.
4. Can be used with DPX-A, DPX-B, DPX-D, DPX-H and DPX-M liner hanger.
A: φ177.8mm/φ139.7mm
B: φ127mm/φ114.3mm
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