Stop Collar

Hold centralizers or cement baskets on any position of casing, which ensures the positions of centralizers or cement basket to meet the design.

Features

1.  The stop collars are available in two types: knock-on type, and set screw type.

2.  The stop collars can be installed on any position on casing to limit the axial movement of centralizers and cement baskets.

Guide Shoe

PDC bit drillability. An alternative cast aluminum nose in sizes 3-1/2” through 20”. It is the lower part of the casing, and used to guide the casing to trip into the well. It acts as the passage of cement, and can prevent the cement slurry from flowing back into casings. 

Features:

1.  It has simple structure and good sealing property of withstanding back pressure.

2.  It is safe and reliable.

3.  It is used not only in vertical well but also in high-angle well and horizontal well.

Note: When ordering or requesting for quote, please specify the detailed requirements.