Air Lubricators are used to feed lubricants to pneumatic equipment. These maintain a constant oil-to-air density over a wide range of flow. The Lubricators are Fog/ MicroMist type, up to 50' pipe runs These have a Die Cast Aluminum Head, polycarbonate bowl with a steel bowl guard. The head is fitted with Oil drop indicator, Oil drop controller & Oil filling plug. Note: Designed for best performance with 32 grade oil Max flow rate: 318 CFM / 9000 LPM Min flow rate: 1.76 CFM / 50 LPM Bayonet type steel bowl guard Operating Pressure: 145 PSI (10 BAR) Operating Temperature: Ambient 0-60°C (32-140°F)