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The well cementing tool accessories include all types of float collar, float shoe, rigid centralizer, elastic centralizer，casing collar, stop collar, etc. And we can also design and manufacture special well cementing tools according to the customer’s requirements.

Property Parameters
 

Specifications（mm）	Φ88.9（3"）～Φ273.1（9"）
Shearing pressure of landing coller（MPa）	16～18
Sealing capacity of landing coller（MPa）	＞25
O.D.of copper ball（mm）	30～65
O.D.of centralizer（mm）	151～314
Hold force of stop coller（KN）	12～40