2026-04-10Views：
The oil content in the exhaust of an air compressor is usually expressed in ppm(parts per million, parts per million) or mg/m & sup3;(milligrams per cubic meter). Both units are used to quantify the amount of oil in a mixture of oil and gas, but they are measured and expressed differently.
ppm(parts per million): This is a proportional unit that indicates how many parts out of a million parts are oil. For example, if the oil content of the air compressor exhaust is 10ppm, it means that for every million parts of the exhaust gas, there are 10 parts of oil.
mg/m & sup3;(milligrams per cubic meter): This is a concentration unit that expresses how many milligrams of oil are contained in each cubic meter of gas. This unit more intuitively reflects the actual mass concentration of the oil.
The exhaust oil content of the air compressor depends on the type, design and maintenance of the air compressor. Oil-free air compressors should theoretically be able to provide very low exhaust gas oil content, usually much lower than 1ppm or the corresponding mg/m & sup3; value. The micro oil air compressor or lubricating oil involved in the compression process of the air compressor, the exhaust oil content will be relatively high.
In order to accurately measure the exhaust oil content of the air compressor, a special oil and gas analyzer or similar detection equipment is usually used. These devices can accurately measure the oil content in the exhaust gas and give readings in ppm or mg/m & sup3.
When choosing an air compressor, if the application scenario has strict requirements on air quality, such as food, medicine or electronics, it is very important to choose an oil-free air compressor that can provide low exhaust oil content. If the application scenario is not so strict on the air quality requirements, then you can choose a micro-oil air compressor, and configure appropriate oil and gas separation equipment as needed to reduce the oil content in the exhaust.
Class II pressure vessels are special equipment. Special equipment refers to the equipment involving life safety and high risk, including boilers, pressure vessels, pressure pipes, elevators, hoisting machinery, etc. The second type of pressure vessel, as a kind of pressure vessel, because of its use.
The suitable range of air supply pressure varies with the type, specification and actual use of the air compressor. Generally speaking, the appropriate range of air compressor air supply pressure can be understood and determined from the following aspects: 1. classified by air compressor type low pressure
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When discussing whether the oil-free air compressor needs to be refueled, we take the water-lubricated screw air compressor produced by Glaklin Group as an example for in-depth analysis. Oil-free air compressors, as the name suggests, do not need to use lubricating oil during their work. This special
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When selecting an air compressor with a pressure of 6kg (about 0.6MPa), the specific model should be determined according to the actual gas consumption and application scenario. The common choice is a screw or piston air compressor with a range of 7.5kW to 30kW. The following is a specific analysis: 1. core parameters matching principle pressure horse.
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