Mechanical Cleaning Pigs


Mechanical cleaning pigs are indispensable tools for ensuring the cleanliness and efficiency of oil and gas pipelines. At Shenyang EMT Technology CO., LTD, we offer a range of high-quality mechanical cleaning pigs designed to effectively clean, inspect, and maintain pipelines.



Mechanical cleaning pigs are indispensable tools for ensuring the cleanliness and efficiency of oil and gas pipelines. At Shenyang EMT Technology CO., LTD, we offer a range of high-quality mechanical cleaning pigs designed to effectively clean, inspect, and maintain pipelines. In this article, we will explore the different types of mechanical cleaning pigs, their features and advantages, as well as the essential accessories that enhance their performance.

Skeletal Pipe Cleaning Pig

Types of Mechanical Cleaning Pigs

Mechanical cleaning pigs are classified into two main types: pigs with discs and pigs with cups.

Mechanical Cleaning Pigs with Discs:

Mechanical cleaning pigs with discs are equipped with disc attachments, which play a crucial role in enhancing cleaning capabilities. The discs scrape and dislodge debris from the pipeline walls, ensuring a thorough cleaning process. These pigs are highly effective in removing stubborn deposits and contaminants, leading to improved pipeline performance.

Mechanical Cleaning Pigs with Cups:

On the other hand, mechanical cleaning pigs with cups utilize cup-shaped attachments that create a tight seal against the pipeline walls. This sealing mechanism enables the efficient removal of deposits and contaminants, ensuring optimal cleaning results. Pigs with cups are especially useful in applications where a secure seal is required to prevent leakage and maintain pipeline integrity.

mechanical cleaning pig

Features and Advantages of EMT Mechanical Cleaning Pigs

EMT mechanical cleaning pigs offer a range of features and advantages that make them the ideal choice for pipeline maintenance:

  1. High Flexibility: Our mechanical cleaning pigs are designed to navigate through pipelines with bends and curves, ensuring comprehensive cleaning and inspection even in challenging pipeline configurations.
  2. Superior Durability: Constructed with high-quality materials, our pigs are built to withstand harsh pipeline conditions, including high pressures and abrasive materials. This durability ensures long-lasting performance and minimizes the need for frequent replacements.
  3. Bi-directional Operation: Our mechanical cleaning pigs can operate in both upstream and downstream directions, providing thorough cleaning and inspection throughout the entire pipeline. This capability saves time and resources by eliminating the need for separate pigging runs.
  4. Excellent Sealing Properties: Equipped with advanced sealing mechanisms, our pigs create a secure fit against the pipeline walls, preventing leakage and optimizing cleaning efficiency. This ensures the effective removal of debris and contaminants, leading to improved pipeline performance.
  5. Cost-effective Maintenance: By efficiently removing deposits and inspecting pipeline integrity, our mechanical cleaning pigs contribute to cost-effective maintenance. Regular pigging operations help prevent blockages, reduce the risk of pipeline failures, and extend the lifespan of pipelines.

skeletal pig

Accessories of Mechanical Cleaning Pigs

Mechanical cleaning pigs are enhanced with various accessories that further improve their performance. Let’s explore the essential accessories and their functions:

– Cups: The cups provide sealing properties, enabling efficient removal of deposits and contaminants. They are typically made of rubber, polyurethane, or fluoride rubber, offering varying levels of resistance to acid and alkali.

– Discs: Discs serve as guiding and scraping elements, effectively dislodging debris from the pipeline walls. They are usually made of polyurethane or other wear-resistant materials, ensuring durability and enhanced cleaning capabilities.

– Brushes: Brushes, available in nylon or steel bristles, are used to remove stubborn deposits and contaminants. They play a vital role in achieving a thorough cleaning process, especially in pipelines with challenging buildup.

– Gauging Plates: Gauging plates help determine the internal diameter of the pipeline, providing valuable information about its condition. By detecting any deformation or narrowing, gauging plates facilitate further inspection and maintenance activities.

– Magnets: Incorporating magnets into pigs helps capture ferrous particles, such as rust and metal shavings, preventing their accumulation and potential damage to the pipeline. Magnets are particularly useful in pipelines where ferrous contaminants are a concern.

mechanical cleaning pigs

Frequently Asked Questions (FAQs)

Q1: How often should mechanical cleaning pigs be used?

A1: The frequency of pigging operations depends on various factors such as pipeline length, operating conditions, and the type of transported substances. As a general guideline, regular pigging is recommended at least once or twice a year for optimal pipeline maintenance.

Q2: Are mechanical cleaning pigs suitable for all types of pipelines?

A2: Mechanical cleaning pigs can be used in various pipeline configurations, including straight, curved, and even pipelines with multiple bends. However, certain pipeline specifications, such as diameter and material, may require customized pigs for maximum efficiency.

Q3: Can mechanical cleaning pigs be used for pipeline inspection?

A3: Yes, mechanical cleaning pigs can perform both cleaning and inspection functions. They can be equipped with additional sensors and instruments to assess the condition of the pipeline, including detecting cracks, corrosion, and wall thickness variations.

Q4: How do I select the right mechanical cleaning pig for my pipeline?

A4: It is crucial to consider factors such as pipeline diameter, operating conditions, and the type of deposits or contaminants present. Consulting with experts, like the team at Shenyang EMT Technology CO., LTD, can help determine the most suitable mechanical cleaning pig for your specific needs.


Concluding our discussion, we recognize the indispensable role of specialized tools in maintaining pipeline cleanliness and operational efficiency. One such tool, offered by Shenyang EMT Technology CO., LTD, is a comprehensive range of mechanical pipeline maintenance devices, meticulously designed to deliver superior results. These devices excel in cleaning and inspection tasks, demonstrating a high degree of flexibility, durability, and bi-directional operation.

Our offerings stand out as efficient solutions for a wide array of pipeline maintenance challenges. When you invest in our sophisticated pipeline maintenance tools, you’re investing in cost-effective maintenance. Their advanced design and operation not only reduce the risk of pipeline failures but also significantly prolong the lifespan of your pipelines.

These advanced tools are equipped with state-of-the-art sealing mechanisms and come complete with a variety of accessories. This ensures they provide a thorough cleaning process, reliable inspection results, and optimal performance, thereby enhancing the overall productivity and longevity of your pipework.

Never compromise the integrity and efficiency of your pipelines. Opt for the superior quality, exceptional performance, and reliable support provided by Shenyang EMT Technology CO., LTD’s pipeline maintenance devices. Contact us today to discuss your pipeline maintenance needs. Our team of experts is ready to understand your requirements and help you identify the perfect solution for your operations.


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