From Kitchen to Garage: Making Your Own Grease Lubricant

From Kitchen to Garage: Making Your Own Grease Lubricant

How to make grease lubricant at home is a handy skill that can save you money and reduce environmental impact. Here’s a quick overview if you’re in a hurry:

Fast Facts on DIY Grease Lubricant:
1. Ingredients: Base oil (like vegetable or mineral oil), thickener (such as metallic soap), and performance additives.
2. Process: Mix base oil with thickener, add additives, and blend until smooth.
3. Uses: Ideal for outdoor, metal-to-metal applications, and load-bearing connections.

Understanding how to make grease lubricant is not just about cutting costs or boosting machinery performance; it’s also about making choices that are better for our planet. DIY grease lubricants often minimize harmful chemicals, making them a greener option compared to commercial alternatives.

Are you curious about the step-by-step process to create your own? Stick around! My name is Todd Cleppe, and with over 25 years in automated lubrication systems and machinery solutions, I’m here to guide you through this rewarding process. Let’s dive into grease lubricants and unlock the potential for both your kitchen and garage.

Infographic detailing the process of making grease lubricant, highlighting ingredients, mixing process, and applications - how to make grease lubricant infographic infographic-line-3-steps

Understanding Grease Lubricants

Before diving into how to make grease lubricant, understand its composition, properties, and types. This knowledge will help you create a product that meets your specific needs.


Grease is a mixture of three main components:

  1. Lubricating Fluid: This can be petroleum-derived oil, synthetic oil, or vegetable-based oil. It usually makes up the majority of the grease.
  2. Thickener: This gives grease its semi-solid consistency, setting it apart from liquid lubricants. Common thickeners include metallic soaps like lithium stearate and calcium sulphonate, as well as non-soap thickeners like polyurea.
  3. Additives: These are added in small amounts to enhance performance. They can provide benefits like improved water resistance, higher temperature stability, and reduced friction.


Grease has several unique properties:

  • High Initial Viscosity: Grease starts thick but thins out under shear stress, a property known as shear thinning.
  • Consistency: Thanks to the thickener, grease remains in place and doesn’t run off like liquid lubricants.
  • Water and Heat Resistance: Many greases are designed to withstand harsh conditions, making them ideal for outdoor and high-load applications.

Types of Grease

There are various types of grease, each suited for different applications:

  1. Lithium Grease: Known for its high melting point and excellent water resistance. It’s commonly used in automotive and industrial applications.
  2. Calcium Grease: Offers good water resistance but has a lower melting point, making it less suitable for high-temperature applications.
  3. Polyurea Grease: Provides excellent high-temperature performance and oxidation stability, often used in electric motors.
  4. Synthetic Grease: Made from synthetic oils, these greases offer superior performance in extreme temperatures and conditions.

Types of Grease - how to make grease lubricant

Understanding these basics will set the stage for creating your own grease lubricant, tailored to your specific needs. Next, we’ll explore the essential ingredients and tools you’ll need.

How to Make Grease Lubricant: The Basics

Making your own grease lubricant can be both rewarding and cost-effective. Let’s dive into the key ingredients, tools, and safety measures you’ll need to get started.


  1. Base Oil: The backbone of your grease. Options include:
  2. Mineral Oil: Common and affordable.
  3. Vegetable Oil: Eco-friendly but less stable.
  4. Synthetic Oil: Best for extreme temperatures and conditions.

  5. Thickener: Gives grease its semi-solid form. Common choices are:

  6. Metallic Soaps: Such as lithium or calcium stearate.
  7. Clay: Provides excellent high-temperature stability.
  8. Polyurea: Ideal for electric motors due to its oxidation stability.

  9. Additives: Enhance performance. Examples include:

  10. Anti-Oxidants: Prevent oxidation.
  11. Anti-Wear Agents: Reduce friction.
  12. Viscosity Modifiers: Adjust consistency.

Tools Needed

  • Mixing Container: Heat-resistant and non-reactive.
  • Stirring Rod: For blending ingredients.
  • Heat Source: Such as a stove or hot plate.
  • Thermometer: To monitor temperature.
  • Safety Gear: Gloves, goggles, and apron.

Safety Measures

  1. Ventilation: Ensure good airflow to avoid inhaling fumes.
  2. Protective Gear: Wear gloves and goggles to protect against splashes.
  3. Temperature Control: Use a thermometer to prevent overheating.
  4. Storage: Keep ingredients and finished grease in labeled, airtight containers.

Choosing the Right Base Oil

The base oil affects the grease’s performance under different conditions.

  • Mineral Oil: Widely used due to its availability and cost-effectiveness. Suitable for general applications.
  • Vegetable Oil: A greener option, though less stable over time. Good for eco-conscious projects.
  • Synthetic Oil: Offers superior performance in extreme temperatures. Ideal for high-stress environments.

Selecting Thickeners and Additives

The thickener you choose will determine the grease’s texture and performance.

  • Metallic Soaps: Lithium stearate is popular for its versatility. Calcium stearate offers good water resistance but lower heat tolerance.
  • Clay: Bentonite clay is known for its high-temperature stability. Ideal for industrial applications.
  • Polyurea: Provides excellent oxidation stability, making it a good choice for electric motors.

Additives play a crucial role in enhancing the grease’s properties:

  • Anti-Oxidants: Extend the grease’s lifespan by preventing oxidation.
  • Anti-Wear Agents: Reduce friction and wear on moving parts.
  • Viscosity Modifiers: Adjust the grease’s thickness to meet specific needs.

Understanding these basics of how to make grease lubricant will set you on the right path. Next, we’ll guide you through the step-by-step process of preparing and mixing your ingredients.

Step-by-Step Guide to Making Grease Lubricant

Mixing Oil and Thickeners

Preparation is the first step. Gather all your ingredients and tools. You’ll need a base oil, thickener, and any additives you plan to use. Make sure you have a heat source, a mixing container, and a thermometer.

Mixing process starts with heating your base oil. Whether you’re using mineral oil, vegetable oil, or synthetic oil, heat it to around 150 to 200 degrees Fahrenheit. This temperature range helps dissolve the thickener properly.

Blending techniques involve slowly adding the thickener to the heated oil while stirring continuously. For example, if you’re using lithium soap, add it gradually to the oil and keep mixing until it’s fully dissolved.

Heat control is crucial. Maintain a steady temperature to ensure the thickener integrates well with the oil. Overheating can degrade the oil, while underheating might not dissolve the thickener completely.

Consistency checking is the final step in this part. Once your mixture is well-blended, let it cool to room temperature. Check the consistency to see if it meets your needs. If it’s too thick, you can add a bit more oil. If it’s too thin, add more thickener and reheat the mixture.

Adding Performance Additives

Once your oil and thickener are well-mixed, it’s time to add performance additives. These additives enhance the grease’s properties and make it suitable for various applications.

Anti-oxidants are added to prevent the grease from oxidizing. This extends its lifespan and keeps it effective longer. Add these while the mixture is still warm but not too hot, around 120 degrees Fahrenheit.

Anti-wear agents reduce friction and wear on moving parts. These are especially important for high-load applications. Mix them thoroughly into the grease to ensure even distribution.

Viscosity modifiers adjust the thickness of your grease. If you need a thicker or thinner grease, these additives can help you achieve the desired consistency. Add them slowly and test the grease after each addition to get it just right.

By following these steps, you can create a grease lubricant tailored to your specific needs. Whether you’re working in a kitchen or a garage, understanding how to make grease lubricant is a valuable skill.

Advanced Tips for Custom Grease Formulation

When making your own grease lubricant, you might want to fine-tune its properties for specific applications. Here are some advanced tips:

Adjusting Viscosity

Viscosity is a key property of grease. It determines how it flows and adheres to surfaces. To adjust viscosity:

  1. Select the Right Base Oil: Using mineral, vegetable, or synthetic oils can change the viscosity. For example, synthetic oils often provide better performance at extreme temperatures.

  2. Use Viscosity Modifiers: These additives can make your grease thicker or thinner. Add them gradually and test frequently to achieve the desired consistency.

  3. Control Temperature During Mixing: Heating the mixture can reduce viscosity, making it easier to blend. However, too much heat can degrade some components, so monitor the temperature closely.

Enhancing Load-Bearing Capacity

If your grease will be used in heavy machinery, it needs to handle high loads without breaking down:

  1. Incorporate Solid Additives: Materials like graphite or ceramic powder can provide extra protection under heavy loads. Graphite, for example, is excellent for high-pressure applications.

  2. Use Extreme Pressure (EP) Additives: These additives form a protective layer on metal surfaces, reducing wear and tear. Look for additives like molybdenum disulfide or zinc dialkyldithiophosphate.

  3. Optimize Thickener Selection: Choosing the right thickener is crucial. Lithium-based thickeners are popular but consider alternatives like calcium sulfonate for better load-bearing properties.

Water Resistance

Water can cause grease to break down, especially in outdoor or marine environments. To improve water resistance:

  1. Select Water-Resistant Thickeners: Calcium-based thickeners are more water-resistant than sodium-based ones. Lithium complex greases also offer good water resistance.

  2. Add Water-Repellent Additives: Silicone-based additives or other hydrophobic compounds can help repel water.

  3. Test for Stability: After adding water-resistant components, test the grease in a humid environment to ensure it maintains its properties.

By tweaking these elements, you can create a custom grease lubricant that meets your specific needs. Whether you’re maintaining machinery in a garage or working on food processing equipment with Beth-El Machinery Ltd., these tips will help you produce high-quality, durable grease.

Next, we’ll tackle some common questions about making grease lubricant.

Frequently Asked Questions about Making Grease Lubricant

What are the best oils to use for homemade grease?

The type of oil you choose is crucial for the performance of your grease. Here are some popular options:

  • Mineral Oil: Widely used and cost-effective. Best for general-purpose greases.
  • Vegetable Oil: Eco-friendly and biodegradable. Suitable for applications requiring a greener option.
  • Synthetic Oil: Offers superior high and low-temperature performance. Ideal for extreme conditions.

For example, polyalphaolefin (PAO) synthetic oils are known to have excellent temperature characteristics, making them suitable for a wide range of applications.

How do you ensure the stability of DIY grease lubricant?

Ensuring the stability of your homemade grease lubricant is key to its effectiveness. Here are some steps to follow:

  1. Proper Mixing: Make sure the base oil and thickener are thoroughly blended. This ensures uniformity.
  2. Consistent Heating: Maintain a steady temperature during the mixing process. This helps in achieving the right consistency.
  3. Additives: Use performance additives like anti-oxidants and anti-wear agents. These improve the longevity and performance of the grease.

STLE-member Anoop Kumar emphasizes that the experience of the personnel involved in the manufacturing process is crucial for achieving a stable product.

Can homemade grease be used for all types of machinery?

While homemade grease can be effective, it may not be suitable for all machinery types. Here are some considerations:

  • Load and Speed: Use lower viscosity oils for high-speed applications and higher viscosity oils for high-load applications.
  • Temperature: Ensure the grease can withstand the operating temperatures of your machinery.
  • Material Compatibility: Check that the grease is compatible with the materials in your machinery, such as seals and gaskets.

For instance, naphthenic oils can improve pumpability and are suitable for specific applications, as noted by John S. Kay from STRATCO, Inc.

By understanding these factors, you can better decide if homemade grease is appropriate for your specific needs. Up next, we’ll conclude with a recap and discuss the environmental impact of making your own grease lubricant.



Making your own grease lubricant can be a rewarding and practical endeavor. We’ve covered the basics of what grease is, its essential components like base oils, thickeners, and performance additives, and the step-by-step process of making your own. By selecting the right ingredients and following proper procedures, you can create a lubricant that meets your specific needs.

Environmental Impact

One of the significant advantages of making your own grease lubricant is the positive environmental impact. By crafting your own, you can:

  • Reduce Waste: Use only what you need, minimizing excess packaging and waste.
  • Recycle Materials: Utilize recycled oils and other components, contributing to a circular economy.
  • Lower Emissions: Homemade grease production often requires less energy and resources compared to industrial manufacturing, leading to lower carbon footprints.

CFAB Global’s Machine Reliability Program

At CFAB Global, we are committed to enhancing machine reliability and extending the lifespan of your equipment through our Machine Reliability Program. Our program offers:

  • Customized Solutions: Tailored lubrication strategies to meet your specific operational needs.
  • Expert Support: Access to our team of experts for guidance and troubleshooting.
  • Advanced Technology: State-of-the-art tools and equipment to ensure optimal lubrication.

By understanding how to make grease lubricant and leveraging our expertise, you can achieve better performance and sustainability for your machinery.

For more information on how CFAB Global can help you with automated lubrication systems and other machine reliability solutions, visit our Machine Reliability Program page.

By taking these steps, we can all contribute to a more sustainable and efficient future. Thank you for joining us on this journey to better lubrication!

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