Can I Mix Pag 46 with Pag 150: Expert Opinion

No, you cannot mix pag 46 with pag 150. pag oil is a critical component of automotive air conditioning systems. It facilitates compressor lubrication and heat transfer, ensuring optimal performance.

However, adding the wrong oil weight to the system can lead to mechanical failure, necessitating costly repairs. For instance, if you mix pag 46 with pag 150, the resulting blend will have a lower viscosity than what the compressor requires.

This will cause inadequate lubrication, overheating, and compressor seizure. Therefore, it’s essential to use the right pag oil for your ac system and avoid mixing different oil weights. This will guarantee proper performance, longevity, and energy efficiency while keeping repair costs low.

What Happens When You Mix Pag 46 With Pag 150?

Can I Mix Pag 46 With Pag 150?

When it comes to automotive lubricants, there are different types of oils that serve specific purposes in various systems. However, some may wonder if it’s possible to mix two different oils, such as pag 46 and pag 150. This article will provide an in-depth explanation of what happens when you mix pag 46 with pag 150.

Chemical Composition Of Pag 46

Pag 46 stands for polyalkylene glycol and has a viscosity of 46 centistokes at 40°c. It has various chemical compositions and works as a refrigeration oil, hydraulic oil, and compressor oil. The main components of pag 46 are:

  • Ethylene oxide
  • Propylene oxide
  • Water

Chemical Composition Of Pag 150

Pag 150, on the other hand, has a viscosity of 150 centistokes at 40°c and is also a polyalkylene glycol. It’s commonly used as a lubricant for enclosed gears, bearings, and compressors. Its chemical composition includes:

  • Ethylene oxide
  • Propylene oxide
  • Water

Compatibility Of The Two Oils

The two types of oils have similar chemical compositions. Hence, they are generally compatible with one another. However, it’s essential to note that the viscosity of the mixed oils may vary, depending on the exact ratios. Too much mixing may result in abnormal fluidity and wax formation.

Explanation Of What Happens When They Are Mixed

When pag 46 and pag 150 are mixed, the resulting viscosity will vary depending on the mixing ratios. In general, the viscosity usually increases after mixing. If the ratios are not balanced, the resulting mixture may have a higher viscosity than required, which could cause the equipment to malfunction.

On the other hand, if the two oils are mixed in the right ratios, the resulting mixture may perform better than the individual oils’ performance.

Pag 46 and pag 150 are compatible with each other, and mixing them is possible. However, it’s advisable to check with the equipment manufacturer or trusted professionals before mixing them in your system. Understanding the compatibility and viscosity ratio is crucial to ensure the optimal performance of your equipment.

Advantages Of Mixing Pag 46 With Pag 150

Mixing different pag oils can be a little confusing for those who are new to the subject. However, the truth is that combining them can result in a more efficient system and yield some benefits. This blog post will focus on the advantages of mixing pag 46 with pag 150.

In this section, we will discuss some of the benefits of combining these two types of oils.

Cost Savings And Efficiency Improvements

By mixing pag 46 with pag 150, you can save money and improve the efficiency of your system. Here are a few ways:

  • Cost-effective: The primary advantage of combining pag oils is cost savings. Buying both oils and combining them costs less than purchasing one oil of each type.
  • Improved lubrication: Pag 46 offers better lubrication to the compressor, while pag 150 has a higher viscosity that allows it to cool down the system better. By mixing these oils, you get the best of both worlds – improved lubrication and cooling.
  • Reduced wear and tear: The mixture of pag 46 and pag 150 provides superior wear and tear protection to your system.
  • Better compressor performance: The combination of oils results in a more efficient compressor performance, which increases the life of your system.

Benefits For Hvac Systems

There are significant benefits of using a mix of pag46 and pag150 for hvac systems. Here are some benefits:

  • Increased energy efficiency: An hvac system that uses a mixture of pag 46 and pag 150 oils runs more efficiently, which leads to lower energy consumption.
  • Long-term maintenance savings: Better lubrication qualities result in less wear and tear to your hvac system, which means less maintenance in the long run.
  • Improved system reliability: When the hvac system is using a mixture of pag 46 and pag 150 oils, the compressor’s capacity is enhanced, resulting in a more reliable system, especially during peak usage.

Benefits For Automotive Systems

There are also many benefits of mixing pag 46 with pag 150 for automotive systems. Here are some examples:

  • Better fuel efficiency: The mixture of pag oils improves the lubrication of the engine, leading to better fuel efficiency.
  • Improved engine performance: Combining pag 46 and pag 150 oils results in an engine that runs smoother and without knocking.
  • Cost savings: Maintaining an automotive system with a combination of pag oils is cost-effective since it can lead to maintenance savings in the long run.

Mixing pag 46 with pag 150 will result in an efficient system leading to cost savings, improved lubrication, and less wear and tear. Whether it’s an hvac or automotive system, pag oil mixtures provide significant benefits such as improved fuel efficiency, engine performance, and reduced maintenance costs.

So, the next time you’re considering oil for your system, think about combining pag 46 with pag 150.

Potential Risks And Disadvantages Of Mixing Pag 46 With Pag 150

Mixing different types of polyalkylene glycols (pags) can lead to several issues, including potential risks and disadvantage. In this section, we will discuss the possible negative consequences of mixing pag 46 with pag 150.

Compatibility Issues With Certain Materials

Mixing pag 46 and pag 150 can result in compatibility issues with specific materials used in the system. This can lead to damage and failure of components, seals, and gaskets. As a result, it is essential to check the compatibility of the materials used in the system before mixing pags.

Here are some commonly affected materials to be cautious about:

  • Natural and synthetic rubber
  • Nylon
  • Polyurethane
  • Abs (acrylonitrile butadiene styrene)
  • Polycarbonate

Reduction In The Performance Of The System

Mixing pags can cause a reduction in the overall performance of the system. When the pag types are mixed, the viscosity and lubrication properties of the oil change. This alteration can lead to the following issues:

  • Reduced efficiency of compressors
  • Increased wear and tear of components
  • Vibrations and noises from the system

Increased Risk Of Contamination

Mixing different pag types can increase the risk of contamination since they will not blend correctly. Contaminants like debris, moisture, and other particles can lower the quality of the system and reduce its lifespan. As a result, it is essential to avoid mixing pag 46 and pag 150 to maintain the system’s performance and avoid contamination.

To sum up, mixing pag 46 and pag 150 isn’t the best practice for optimal performance of your system. It can lead to many disadvantages, including compatibility issues, reduced performance, and contamination. It’s always best to use oils recommended by the system’s manufacturer and avoid mixing oil types to ensure your system’s lifespan and optimal performance.

Applications And Scenarios Where Mixing Pag 46 With Pag 150 Is Recommended

When it comes to lubrication, the question of whether one can mix pag 46 with pag 150 can arise. We will discuss the scenarios where mixing these two types of lubricants is recommended and why.

Compatibility With Specific Materials And Systems

One of the primary concerns when it comes to mixing pag 46 with pag 150 is compatibility. However, it is essential to note that many manufacturers recommend mixing these two lubricants in specific systems and materials, such as:

  • Automotive air conditioning systems
  • Heavy-duty truck air conditioning systems
  • Refrigeration systems
  • Industrial air compressors

Explanation Of Applications Where Cost Savings Is A Primary Concern

In some applications, cost-savings is the primary concern. Mixing pag 46 with pag 150 can be a cost-effective solution for lubrication. Here are some scenarios where cost savings could be a primary concern:

  • Large industrial systems that require large quantities of lubricant
  • Heating, ventilation, and air conditioning (hvac) systems
  • Large commercial refrigeration systems

It is essential to consult with a lubrication expert before using this option in industrial systems and vehicles to ensure compatibility, performance, and environmental factors are up to standard.

Explanation Of Applications Where Desired Performance Is Achieved By Mixing Pag Types

In some systems, the desired performance can be achieved by mixing pag types. Here are a few scenarios where mixing is recommended for desired performance:

  • Automotive air conditioning systems may require thicker lubricant in higher temperatures and thinner lubricants in lower temperatures. Mixing pag 46 with pag 150 can achieve the desired performance and viscosity in varying climates.
  • Industrial refrigeration systems may need lubricants that have a balance of high and low-temperature performance. Mixing pag 46 with pag 150 can achieve this balance.
  • Air compressor systems may require different viscosities for different parts of the compressor. For example, the compressor may require a thicker oil while bearings may require a thinner oil to achieve peak performance. Mixing pag 46 with pag 150 can achieve these required viscosities.

Insights And Opinions From Industry Experts

When it comes to mixing pag 46 with pag 150, industry experts advise that it should only be done in an emergency or when necessary after consulting with a lubrication specialist. Some experts believe that mixing the two lubricants can cause damage to the systems and equipment.

While pag 46 and pag 150 can be mixed, it is crucial to consider compatibility, cost-savings, and desired performance, along with consulting industry experts for recommendations. Proper lubrication is essential for the longevity and efficiency of equipment and systems, and mixing pag types may not always be the best solution.

Frequently Asked Questions Of Can I Mix Pag 46 With Pag 150

Can I Mix Pag 46 And Pag 150 Oils?

Yes, you can mix pag 46 and pag 150 oils in a car’s a/c system. However, it is essential to determine the correct ratio to prevent system damage and to ensure sufficient lubrication.

What Is Pag Oil?

Pag oil is a type of lubricant used in automotive air conditioning systems. It helps lubricate the compressor and cools the system by absorbing heat from the car’s interior.

What Ratio Should I Use When Mixing Pag 46 And Pag 150?

The ratio of pag 46 and pag 150 oils should be determined based on the car manufacturer’s recommendations or by performing a refrigerant oil analysis. Mixing them in improper proportions can impact the system’s lubrication properties.

Can The Wrong Ratio Of Pag Oils Damage My Car’S A/C System?

Yes, the wrong ratio of pag oils can negatively impact the performance and reliability of your car’s a/c system. It can create insufficient lubrication or over-lubrication that can ultimately lead to system failure.

Is It Recommended To Mix Pag Oils?

It is generally not recommended to mix different types of pag oils as it can impact the system’s lubrication and cooling properties. However, in some cases, it may be necessary to mix them in the correct ratios to meet the car manufacturer’s requirements or system needs.


After exploring the various factors that determine whether pag 46 and pag 150 can be mixed, it is safe to say that it depends on a few key considerations. Firstly, the type of refrigeration system and the severity of its operating conditions play a significant role in determining which lubricant can be used.

Secondly, it is important to follow the manufacturer’s guidelines and recommendations to prevent damage to the system. A mix of different types of lubricants can cause damage to the compressor or reduce its efficiency. Therefore, it is important to consult with professionals before making any decisions.

In general, mixing pag 46 with pag 150 is not recommended due to the potential risks. It is always best to stick to one specific lubricant and follow its guidelines carefully to ensure the longevity and efficient performance of your refrigeration system.

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Shelby Stevenson

Shelby Stevenson is a distinguished authority in the field of Tools Oil expertise, renowned for his exceptional contributions to the industry. With a profound passion for mechanics and a relentless curiosity about the intricacies of lubrication, Stevenson has become a pivotal figure in shaping the way professionals understand and utilize tools oil.

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