1. Float shoe is attached on the casing bottom and provide buoyancy to the casing string while it's lowered, reducing the load on the drilling rig. The round nose guides the casing away from ledges and obstructions in the well bores as the casing is lowered. A build-in check valve provides buoyancy to the casing string also prevents cement from re-entering the casing after it is displaced.
Features:
1. Special designed body destruction retains higher pressure.
2. Qualified concreting procedure.
3. The valve is capable of withstanding long periods of circulation.
4. Either PDC or rock bit drillable.