Oil-Free Compressors
The Oil-Free Compressors category covers air compressors whose compression path is designed to avoid introducing oil into the compressed air, used in applications requiring oil-free air per the model. 'Oil-free' applies to the compression path and does not mean the entire product contains no lubricating oil. A certified air-quality classification should not be inferred unless documented for the specific model. Specifications vary across models.
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About this category
Oil-free compressors are air compressors whose compression path is designed to prevent contact between lubricating oil and the compressed air, reducing the oil content in the output air per the model's design. The term 'oil-free' refers to the compression element and does not necessarily mean that the entire product contains no lubricating oil; other components such as a gearbox or bearing may contain lubricants per design, and lubrication details are specified in the manufacturer's documentation. Oil-free compression technologies include oil-free reciprocating designs, oil-free rotary screw designs and other technologies depending on the model, and the category is not restricted to a single technology. An oil-free compressor is not automatically rated as medical-grade air, food-grade air, breathing air or any independent air-quality classification unless this is documented for the specific model, because such ratings require defined testing and quality standards. Documented pressure and flow values vary by model, as do maintenance characteristics. Conventional lubricated compressors are excluded from this category. Industrial buyers select oil-free compressor models based on appropriate compression technology, documented air-quality requirements, power supply, duty cycle and target operating environment.
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Oil-free compressors are air compressors whose compression path is designed to prevent contact between lubricating oil and the compressed air, reducing the oil content in the output air per the model's design. The term 'oil-free' refers to the compression element and does not necessarily mean that the entire product contains no lubricating oil; other components such as a gearbox or bearing may contain lubricants per design, and lubrication details are specified in the manufacturer's documentation. Oil-free compression technologies include oil-free reciprocating designs, oil-free rotary screw designs and other technologies depending on the model, and the category is not restricted to a single technology. An oil-free compressor is not automatically rated as medical-grade air, food-grade air, breathing air or any independent air-quality classification unless this is documented for the specific model, because such ratings require defined testing and quality standards. Documented pressure and flow values vary by model, as do maintenance characteristics. Conventional lubricated compressors are excluded from this category. Industrial buyers select oil-free compressor models based on appropriate compression technology, documented air-quality requirements, power supply, duty cycle and target operating environment.
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