Float collar Float shoe Float collar Float shoe are mounted on the middle and end parts of casing string, the main purpose is to prevent the annulus grout pour back into the pipe string, the check valve can provided buoyancy and alleviate the drilling rig loading in the process of putting the casing pipe.
After cementing slurry displacement, float collar can also withstand cementing plug and achieve bumping.
Feature
-Ball valve type float collar float shoe
-The tongue plate type float collar float shoe
-Spring type float collar float shoe
-cement spring type float collar float shoe
-stab in type float collar float shoe
-Non-rotating type float collar float shoe
-self fill-uptype float collar float shoe
Spring type float collar float shoe
-The body is made of high quality alloy steel, high mechanical strength
-compact structure, interior material are made of aluminum alloy, better drillability.
-Used spring return check valve, preventing grout return.
-Suitable for big slope well and horizental well and other kinds of well.
-Temperature resistance can reach 180ºC,erosion resistance, better sealing.
-Better reverse pressure-bearing ability, exceed API RP10F IIIC standard.
-Special materials are available to suit specific well conditions.
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