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Cementing Plugs

Cementing Plugs or mostly known as rubber plugs are generally required to keep away cement slurry from the fluids. Easily congenial with oil-based mud, these plugs are easy to design and develop. During cementing operations, these plugs undoubtedly play a very crucial role. The working of these plugs is not difficult. Ahead the cement slurry and down the space, a bottom plug is pumped-up. As soon as the pump moves downward the string, it takes off the left mud sheath from the covering inner diameter. A diaphragm on the plug easily gets busted because of the pressure when bottom plug seats are placed at float collar. It assists cement to easily flow through it. These plugs then twists the corner of the hole, situated at the bottom of the flat well, the annular space betwixt the casing and formation is then occupied. By doing this, full volume of cement is then pumped in and a plug is drooped behind slurry. The top plug then easily remove the leftover cement from the interior diameter of the casing and ranges the float collar.

Key Points Of Cementing Plugs

  • Having synthetic-based mud system, they are available in diverse designs and size combinations.
  • By lessening the contamination of cement by distancing dispersed mud and mud sheath from the casing interior diameter, these plugs assist in smooth operation of cementing.
  • The top plug rests upon the bottom plug to originates pressure.
  • It also indicates about cement being displayed
  • The top and bottom plugs are never same. They both come in different colors with bottom plugs being red and top plugs being black.


Oilmec Drilling Equipments Private Limited
637 (P), Loha Mandi, Sec-59, Faridabad - 121004, Haryana, India
Phone :+918068094645
Mr. Mohit Gulati (MD)
Mobile :+919811085352, +919873176279

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