2026-04-14Views：
Analysis of Minimum Standard for Oil Content of Air Compressor in Food Industry
in food processing, compressed air directly contacts the product (e. g. packaging and sealing, material handling) or indirectly affects the production environment (e. g. clean room air supply). Oil content there are strict restrictions. The international general standard is ISO 8573-1 its core requirements are as follows:
| Grade | maximum allowable oil content(mg/m³) | applicable Scenarios |
|---|---|---|
| Class 0 | ≤ 0.01 | direct contact with food(e. g. filling, package sealing) |
| Class 1 | ≤ 0.1 | non-direct contact but high cleanliness requirements (e. g. laboratories, pharmaceutical production) |
| Class 2-5 | 0.1 to 10 | general industrial scenarios (e. g. pneumatic tool drive) |
the food industry usually requires ≥ Class 1, and the direct contact link needs to reach Class 0.
FDA Standards(United States):21 CFR Part 110 stipulates that compressed air in contact with food must be treated through an oil-free or high-efficiency filtration system.
EHEDG Guide(Europe): It is recommended to use an oil-free air compressor for food processing, or a combination of activated carbon oil mist filters.
3-A Health Standard dairy products, beverage industry equipment to meet Class 0 oil-free requirements.
oil-free air compressor: Use water lubrication or self-lubricating materials (such as ceramic bearings) to avoid oil pollution from the source.
multistage filtration: Equipped with activated carbon filter oil mist separator, secondary purification of compressed air.
Regular inspection: Verify oil content compliance on a quarterly basis using an ISO 8573-1 tester.
product contamination oil residues may cause food safety accidents (e. g., Hashate, chemical contamination).
Regulatory penalties: Enterprises that do not meet the standards may face the loss of shutdown rectification or recall.
Conclusion: The oil content of the air compressor in the food industry must meet at least ISO 8573-1 Class 1, direct contact link suggestion Class 0. Regular inspection through oil-free multi-stage filtration ensures compliance and reduces quality risks.
In summer, when the permanent magnet variable frequency air compressor is used in a continuous high temperature environment, it will accelerate the loss of equipment, and even accelerate the oxidation of the oil in the oil barrel, resulting in cementing. The most common failure is high temperature shutdown. Therefore, timely monitoring of permanent magnet variable frequency air compressor exhaust temperature, accurate elimination
Air compressors, namely air compressors, belong to the category of general machinery and equipment. It is a kind of equipment used for compressed air, which is widely used in various industrial and commercial fields. According to different compression principles and structural characteristics, air compressors can be divided into many types, such as piston air
A variable frequency air compressor and a fixed frequency air compressor are configured in a compressed air system at the same time, mainly to balance operating efficiency, stability, cost and flexibility, and to achieve complementary advantages through the cooperative work of the two to meet different Gas demand under working conditions. The following
The use cost and procurement cost of air compressors are two important aspects that enterprises need to consider when purchasing air compressors. The following is a detailed comparison of these two aspects: procurement cost definition: procurement cost refers to the initial purchase of air compressor needs to pay the cost, including set up.
The selection of permanent magnet variable frequency air compressor should be comprehensively evaluated in combination with core indicators such as energy saving efficiency, operation stability, maintenance cost and air quality. Through technological innovation and structural optimization, the Granklin water-lubricated single-screw permanent magnet variable-frequency air compressor shows a remarkable performance in the above dimensions.
Factory air compressor conventional air pressure: In the factory environment, the conventional air pressure of the air compressor is usually determined according to the specific application requirements. Generally speaking, the output pressure range of industrial air compressors is 5-13 bar (I .e. 500-1300 kPa or 72.5-188.5 psi)
The medical gas compressor pipeline plays a vital role in the medical system. The following is a summary of its main functions: Provide stable and reliable medical gas: The medical gas compressor pipeline system can provide continuous and stable compressed air for medical institutions
Gas volume, or flow rate, is usually expressed in the following units in air compressors and other gas-related equipment: cubic meters per minute (m & sup3;/min): This is a common unit of gas flow, especially in industrial applications. It says every minute through
Shanghai granklin group water lubrication screw air compressor is worth a look at the discussion of permanent magnet variable frequency air compressor which brand is better, Shanghai granklin group production of water lubrication screw air compressor is undoubtedly a striking choice. This
Dry-type oil-free machine will not have oil, because its design principle and working process do not need to use lubricating oil. Dry-type oil-free machines usually use special materials and structural design to ensure that no lubricating oil is needed to reduce the temperature during the compression process
2018 Granklin Group. All rights reserved 沪ICP备18000439号-2
