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  • Stop collar

Stop collar

Stop collar also known as limit ring, stop ring, brake ring.

  • Production cycle : 7 days
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Product Description

Uses and features

Stop collar also known as limit ring, stop ring, brake ring.Used to limit the slip of the centralizer or cement umbrella on the inner sleeve.Have top silk type, fixed screw type and buckle type 3 kinds.

Installation method

1. When the top wire type stop ring is in use, first insert the casing, and then tighten the screws with a wrench.

2. When using the fixation screw type, first insert the casing, then insert the screw and hammer it in.

3. Buckle type stop ring, buckle the stop ring directly on the casing, lock it with pin, and then knock in the screw.

Company Profile

Puyang sanli integrity oil equipment Co,Ltd was founded in 2010.The factory covers an area of 40000 square meters.It is a large scale developent enterprise that has integrated technical research,product desin,manufacturing,market and after-sale services. The company is mainly engaged in thedevelopment, production, promotion and application of drilling & oil producing equipment and its accessories, drilling & oil producing chemical auxiliaries, solid control equipment, and cementing tools.With advanced and reliable products andservices,we are committed to creating values to our clients.

The company has passed the ISO9001 international quality system certification. And cementing accessories have passed the international API certification.

We are the first-class supplier of resources market of SINOPEC and CNOOC. Now our products are sold all over the world,Africa, Southeast Asia, Northern Europe,Middle East,North and South America etc.

The company's corporate philosophy is "people-oriented, quality first,integrity first,cooperation and win-win", with first-class equipment, advanced technology and scientific management to provide users with quality products and dedicated service!


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