Product Name: Flap valve float collar and float shoe
Product description: Flap valve float collar and float shoe is also called as plate valve float collar and float shoe. It has simple structure, good sealing property of withstanding back pressure and good silt negotiability. It is safe and crediable. The price is low. It is used not only in vertical well but also in high-angle well and horizontal well. The float collar can be pressed by the glue plug. Flap valve float collar and float shoe can be used in inner pipe cementers together with plugs.
Specifications: 5 1/2"~, 20", ect. Design and manufacture according to the user's request. Thread: API Conventional thread and Part of the gas seal threads.