{"id":28479,"date":"2023-08-15T16:36:05","date_gmt":"2023-08-15T08:36:05","guid":{"rendered":"https:\/\/orapiasia.com\/?p=28479"},"modified":"2024-05-16T12:00:51","modified_gmt":"2024-05-16T04:00:51","slug":"grease-101-part-2-grease-lubricant-oils-and-thickeners","status":"publish","type":"post","link":"https:\/\/orapiasia.com\/zh\/grease-101-part-2-grease-lubricant-oils-and-thickeners\/","title":{"rendered":"Grease 101 PART 2: Grease Lubricant Oils and Thickeners"},"content":{"rendered":"
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In the previous article, we gave a general description of grease lubricants, including its base penetrability and how it is measured, classification according to NLGI grade, grease drop-point, dmN factor, and more. We also mentioned that grease has three components: lubricants, thickeners, and additives. In this article, we will be going through the first two components of grease lubricant and the different factors to consider within each component.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Also read:

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Grease 101 PART 1: Understanding the Basics of Grease Lubricant<\/a>
Types of Lubrication: Boundary vs Hydrodynamic Lubrication<\/a>
What Are Release Agents? What Are Its Types?<\/a>
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Lubricating Oil: 2nd Component of Grease Lubricant<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Grease is a lubricating substance used in various applications to reduce friction and wear between moving parts. It consists of a base oil and a thickening agent, usually a soap, that gives it its semi-solid consistency. The characteristics of grease lubricant, such as its base oil nature and viscosity, play a crucial role in determining its performance in different conditions.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Base Oil Nature<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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The type of base oil used in grease formulation significantly influences its properties and performance. There are three main categories of base oils:<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Mineral Base Oil\n<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Mineral oil is a traditional and cost-effective choice for grease lubricants. It offers a wide operating temperature range, making it suitable for applications spanning from -30\u00b0C to 150\u00b0C. It’s commonly used in various industries due to its general-purpose characteristics.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Vegetable Base Oil\n<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Although not as common as mineral oil, vegetable-based oils can be used as a base in grease formulations. These oils have a smaller temperature range of -10\u00b0C to 130\u00b0C. Their use might be restricted to specific applications or industries.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Synthetic Base Oil\n<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Synthetic base oils, such as ester, silicone, and polyalphaolefin (PAO), provide advanced performance characteristics. They are more expensive but offer a broader operating temperature range, from -70\u00b0C to 300\u00b0C. Synthetic greases are often chosen for extreme conditions where standard mineral-based greases might not perform well.<\/span><\/p>\n

The choice of base oil depends on the specific requirements of the application, including operating temperatures, loads, and speed.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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