Milton Premium Full Synthetic Air Compressor Oil (SAE 30-Watt, ISO 100) With improved lubricity and low-temperature specifications, the Air Compressor Oil Synthetic Formula from Milton protects against oxidation, corrosion, foaming, wear of metal parts and sludge buildup to ensure a longer compressor life. Featuring low carbon forming tendencies, this compressor oil will quickly separate from water. The non-synthetic ISO 100 grade 30 weight compressor oil is for both reciprocating and centrifugal compressors where the manufacturer specifies a non-detergent oil. Available in 1 Gal. and 32 oz. sizes. Features: Provides maximum wear, oxidation and corrosion protection and prevents formation of sludge, carbon and varnish deposit Advanced anti-foaming, moisture-displacing formula reduces corrosion and rust Extreme all-season, low temperature performance down to minus 36°F (minus 38°C) For use in all oil-lubricated reciprocating air compressors.