Description:
Float collar and float shoe are used to guide the casing to put into the hole. It can adjust the floating power of the casing when the casing been laid in. That can certify the qualification of the cementing. The float collards and float shoe manufactured by our company use the spring driving back-pressue valve type. It has a high reliability. The structures are similar between float collar adn float shoe. The lower end of the float collar is the pin connection which is connected with the casing. The upper end which is used for filling the cement has a cinqfoil hole which can avoid the twist.
Features:
1.Material:alloy steel (35CrMo)
2.Size: 4" ~ 20"
3.Grade:J55,K55,N80-1,N80Q,L80-1,P110,
4.Good quality and best prices
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