Features of hydraulic oils. How to choose them correctly?

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Features of hydraulic oils. How to choose them correctly?
Features of hydraulic oils. How to choose them correctly?

Video: Features of hydraulic oils. How to choose them correctly?

Video: Features of hydraulic oils. How to choose them correctly?
Video: Respiration Gas Exchange 2024, November
Anonim

Currently, there are quite a lot of hydraulic systems on the market. They may differ in size and hydraulic characteristics, purpose. But there are elements that become common to all devices. In addition, they all require, for example, competent and timely maintenance. Different brands of hydraulic oils just help in solving this issue.

First things to look out for

hydraulic oils
hydraulic oils

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The documentation of hydraulic system manufacturers usually contains requirements that a particular composition must comply with. Do not try to improve the oil, thus violating the basic rules.

Many buyers believe that the best substances are those that are characterized by a large number of additives. But this is only an assumption, which is only partly true. Additives are designed to improve certain characteristics of hydraulic oils. But the improvement of one parameter can adversely affect other properties of a particular material. In addition, we must remember that such substances are created immediately for a specific type of equipment. Therefore, you need to look at how well the oil is suitable for certain operating conditions.

Additional information about properties

There are several quality classifications of hydraulic oils at the international level. But quite often it happens that equipment manufacturers themselves set requirements for compositions that can be used for work. This is usually due to the design features of any system. In addition, developers know how important it is to ensure that all components in the system are compatible with each other in order to ensure high-quality, trouble-free operation.

Loads on gaskets in such cases are increased, because the oil works under

hydraulic oil specifications
hydraulic oil specifications

great pressure. During operation, the composition may lose its properties, so from time to time it is required to change it. If this is not done on time, then further repairs can be very expensive. No brands of hydraulic oils will help here.

In addition, trouble can happen if you fill the system with a composition that is not even provided by the manufacturer at all. So their advice is really worth listening to.

Additional information about the properties of oils

To choose the right oil, you need to understand at what temperature it will be

hydraulic oil viscosity
hydraulic oil viscosity

be exploited. For example, there are winterand summer options. To select a hydraulic oil with different characteristics, its viscosity must also be taken into account.

The operating temperature range of the system is what helps determine the viscosity. In the instruction manual you can always find information that relates to certain characteristics. Some people think that the pump also determines the viscosity of these compounds. But this is just a misconception, albeit a fairly common one. The oil must have similar parameters simply in order to pass even into the narrowest places of the unit. The viscosity of the hydraulic oil must be such that it flows through the narrowest channels at a certain speed. Otherwise, the system may not work correctly.

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