Why is oil-air lubrication so widely used?
Release time:
2025-02-12
In the industrial sector, smooth equipment operation directly determines production efficiency and product quality, and lubrication is a core element ensuring stable equipment operation. Lubrication technology must not only reduce friction and wear between components but also adapt to various complex operating conditions. Oil-air lubrication, with its excellent characteristics, occupies an important position in many industries and has a very wide range of applications.
From the perspective of applicable equipment, oil-air lubrication has strong compatibility. Rolling bearings are common mechanical components, and their operation affects the overall performance of equipment. Oil-air lubrication can precisely deliver the appropriate amount of lubricating oil in an oil-air mixture to the key parts of the rolling bearing, forming an effective lubricating film, reducing the coefficient of friction, reducing wear, and improving operational reliability and service life.
Wheel flanges are crucial to equipment operating safety. Oil-air lubrication can form a uniform lubricating film on the flange surface, reducing wheel and rail wear, reducing noise and vibration, and improving driving stability. High-temperature overhead cranes operate in harsh environments, where ordinary lubrication is insufficient. Oil air lubrication, through special design, can reliably deliver lubricating oil to each lubrication point at high temperatures, preventing oil deterioration and drying, and ensuring the normal operation of the overhead crane.
Open gears, exposed to the elements, are susceptible to contamination. Oil-air lubrication continuously provides clean lubricating oil, forming a lubricating layer on the gear surface, preventing impurities from entering and ensuring efficient operation.
Under special operating conditions, oil-air lubrication offers significant advantages. At high temperatures, traditional lubricating materials are prone to failure. Oil-air lubricating oil, specially formulated for high temperatures, mixes quickly with compressed air to form a stable lubricating film on high-temperature surfaces, reducing friction and wear. During high-speed operation, oil air lubrication provides precise, micro-lubrication, avoiding churning losses and heat buildup caused by excessive lubrication.
Under heavy loads, the lubricating film formed by oil-air lubrication has strong load-bearing capacity, providing reliable protection for the equipment. At extremely low speeds, ordinary lubrication is prone to uneven distribution; oil-air lubrication allows for precise control, ensuring even coverage of the friction surface. When equipment is exposed to water or harmful chemical fluids, compressed air overflows from the bearing housing, maintaining a positive pressure of 0.1~0.3 bar within the housing, effectively sealing it and preventing external water, harmful gases, iron oxide scale, and other contaminants from entering.
In summary, oil air lubrication demonstrates excellent performance and wide applicability across various equipment types and complex operating conditions. With the development of industrial technology, it will leverage its unique advantages in even more fields, ensuring efficient and stable industrial operation.
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