Centralizers
1. Product Overview
Presenting an innovative range of downhole centralizers, meticulously crafted to excel in well completion, cementing, and a spectrum of vital operations. Our centralizers are engineered to provide exceptional centering support for downhole tubing, ensuring a uniform annular clearance within the wellbore. This innovation significantly enhances cementing quality and boosts operational safety. Within our comprehensive suite of products, you will find spiral rigid centralizers, roller centralizers, and blade centralizers, among others, all thoughtfully designed to be flexibly adapted based on specific well conditions, tubing types, and unique process requirements.
2. Core Advantages
- Our centralizers boast a diversified design, making them well-suited for tackling the complexities of vertical wells, horizontal wells, and high-angle wells;
- Crafted from high-strength materials, including alloy steel and cutting-edge composite materials, they offer unmatched wear resistance and corrosion protection;
- Their optimized structure is designed to minimize friction, effectively reducing resistance to pipe string entry;
- We offer customized sizes and surface treatments, such as chrome plating and spraying wear-resistant layers, tailored to your specific needs.
3. Product Type and Structural Features
Spiral Rigid Centralizer
Structure:
Innovatively designed with an integral spiral strip body, the spiral angle is meticulously optimized using fluid dynamics, with the option to add wear-resistant convex points on the surface for enhanced performance.
Features:
The spiral flow channel is engineered to dramatically reduce mud flow resistance and minimize the risk of eddy currents;
With high rigidity support, it's ideal for high-speed and high-torque conditions;
Available in optional welding or detachable types for straightforward on-site installation.
Roller Centralizer
Structure:
The main body is enriched with multiple groups of freely rotating rollers, arranged either radially or axially, with a hardened roller surface for durability.
Features:
By significantly reducing rolling friction, it decreases pipe string resistance, making it ideal for long horizontal sections or wells with large displacement;
The rollers are adept at conforming to the irregular well wall shapes, safeguarding the casing from potential damage;
Engineered with a high-temperature-resistant design, it performs exceptionally well in deep and ultra-deep wells.
Blade Centralizer
Featuring 3 to 6 arc-shaped blades strategically and evenly distributed around the circumference, with ends designed with smooth chamfers for optimized efficiency.
Features:
Designed with a lightweight structure, it is ideal for conventional vertical wells or narrow wellbore operations;
The elastic deformation of the blades compensates for diameter changes, providing a stable centralizing force;
Cost-effective, easy to maintain, and suitable for batch configuration at key nodes along the pipe string.
4. Technical Parameters
| Parameters |
Spiral Centralizer |
Roller Centralizer |
Blade Centralizer |
| Pipe diameter |
Φ73mm~Φ339.7mm |
Φ88.9mm~Φ244.5mm |
Φ60.3mm~Φ177.8mm |
| Working Temperature |
-30ºC~180ºC |
-20ºC~220ºC |
-30ºC~150ºC |
7″×8.125″,6 5/8″×8.125″,5 1/28″×8.125″,4 1/2″×5.600″, etc. Tailor unique sizes to match specific customer requirements and preferences for ultimate satisfaction.
5. Recommended application scenarios
Spiral Rigid Centralizer: Ideal for directional wells, terrains abundant in sand deposits, and cementing tasks demanding impeccable centering.
Roller Centralizer: Perfectly suited for horizontal wells, high-angle drilling operations, and zones where casing wear is a major concern.
Blade Centralizer: Best for conventional vertical wells, cost-efficient operations, and situations requiring temporary yet effective centralizing solutions.
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FAQ
Q1. How can I get samples of any product to confirm the quality?
A:1. Please provide us with your exact quantity. We can provide you with samples according to your specifications.
2. We can provide you with counter samples according to the samples you sent.
Q2. How can I get the price of the product?
A:1. Please send us your exact quantity. We can send you samples and pricing details back.
2. If you don't know any specifications. Please send us pictures of your products. We will give you an estimated price according to your pictures based on your needs. But the exact price must be given after we check your original samples.
Q3. I don't know the material or any other material information, how can I order from you.
A: It's the best way if you can send us samples so that we can provide you counter samples to check the quality. We will also quote you a price to verify the cost. After confirming all of these, you can contact our sales to place an order.
Q4. I am a small wholesaler, do you accept small orders?
A: If you are a small wholesaler, no problem, we are willing to grow with you.
Q5. Can you provide OEM or ODM service?
A: Yes. We can accept OEM services. Also, welcome to choose our ODM. Welcome to your inquiry!
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