Self Sealing
- manufacturer, factory, supplier from China
(Total 1 Products for Self Sealing)
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Self-sealing well packer
- Min. Order: 10 Piece/Pieces
- Transportation: Ocean,Land,Air,Express
The self-sealing well packer is a wellhead device used to seal the oil and casing ring space by the pressure of the ring space in the well and the expansion ability of the rubber core.
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