Casing Centralizer
Casing centralizers are crucial for enhancing the quality of cementing, stabilizing the wellbore, and improving hydraulic efficiency during drilling operations. By ensuring proper centering of the casing, they mitigate risks associated with poor cement bonding and casing wear, particularly in horizontal and deviated wells. These centralizers play a vital role in optimizing zonal isolation and wellbore cleaning, and can be tailored to suit various well configurations. They are indispensable for ensuring reliable wellbore integrity and achieving cost-effective drilling outcomes.
1) Material of casing centralizers: 65Mn steel
2) Type of casing centralizers: Single Piece Bow Spring Casing Centralizer
3) Standard of casing centralizers: ISO standard
4) Specifications of casing centralizers: 4 1/2''---20''. More special sizes or combination are available as requested.
5) High Restoring Force of casing centralizers: This kind of single piece casing centralizer has restoring force about 198% higher than API standard.
6)Application of casing centralizers:
Bow spring centralizers play a crucial role in cementing operations by aligning the casing in the wellbore, which results in even distribution of cement around the casing, thus improving cementing effectiveness.
7) Function of casing centralizers
a. Take casing to designed position by reducing sticking while casing going down.
b. Centralize casing in well.
c. Balance liquid pressure in annular space by reducing adhesion phenomenon.
d. Improving replacing ratio of mud and boosting cementing quality by reducing channeling effect.
Company Information
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. Our group have 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
