DISTRIBUTOR-FIRST SUPPLY PARTNER · SINCE 1999 Live · Product System
The lubricator stage of air preparation sold as an individual modular unit. It meters a controlled mist of oil into the compressed air stream for equipment that requires lubricated air. Air flowing through the unit draws oil from a reservoir bowl and atomizes it; an adjustable drip rate sets how much, and a sight dome shows the oil level so an operator can refill it. The lubricator is the one air-prep stage that is usually omitted. Most modern pneumatic equipment is built for non-lubricated air with self-lubricating internal materials, and a lubricator on such equipment contaminates downstream sensors and product with oil. It is required only for old-style pneumatic tools, impact wrenches, jackhammers, sand rammers, heavy-duty legacy cylinders on older seal materials, and any equipment whose nameplate or spec sheet calls for lubricated air. When in doubt, the equipment's documentation decides. As a standalone unit it adds the L stage to a filter-regulator train or replaces the lubricator on a modular assembly. It is placed last in the air-prep order, after the regulator, so oil mist is added to clean, pressure-set air just before it reaches the equipment.
When the lubricator is the right call, and when added oil creates maintenance problems. Review the points below.
Old-style impact tools, jackhammers, sand rammers, chipping hammers, and heavy-duty legacy cylinders on older seal materials all depend on metered oil for piston lubrication and seal life. Nameplate decides, never default to L.
As a standalone unit the L adds the lubricator stage to an existing F+R train or replaces just the L on a modular F+R+L without disturbing the filter and regulator. Goes last in the air-prep order, after the regulator.
Standard fog drops out within ~10–15 ft, fine for L mounted near the equipment. Micro-fog (sub-micron mist) stays airborne and carries to distant tools through long distribution runs.
Sight glass should show 1 drop every 1–5 strokes with the machine actually running, static settings don't translate to running flow. Use ISO VG 32 air-line oil (NSF H1 for food); never motor oil, compressor oil, or WD-40.
Anything 2010+ runs on PTFE, lip-seal compounds, sintered bronze, added oil fouls sensors and contaminates product. → Re-spec to a filter-regulator (F+R); the L is the maintenance bill, not the fix.
Oil carryover is a product-rejection event on contact-food lines and contaminates clean-room and lab air. → Omit the L absolutely; quote an F+R with stainless bowl and coalescing element instead.
Mounting the L before the R sends oil into the regulator diaphragm and kills it within months. → L goes last in the air-prep order, after the regulator; oil mist is added to clean, pressure-set air just before it reaches the equipment.
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Each industry below uses this product across the listed areas. Open an industry to see how it fits the rest of its system.
Also applies to Pneumatic impact tools & hand tools · Heavy-duty legacy cylinders · Sand blasting & abrasive equipment · Paint spray guns (lubricated type) · Sand & bead casting machinery · Rotary air motors (legacy oiled type) · NOT for
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Quote the L with matched air-line oil supply (gallon or 5-gallon containers) as a bundled re-order; the L is useless without oil, and customers fill it with whatever's in the maintenance closet (motor oil, WD-40) if you don't get the right grade onsite first.
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