Oil and Mist Collectors
Two shops buy the same oil mist collector. One filter lasts, the other clogs in weeks, and the difference is what the machines put into the air.
Straight coolant mist, oil smoke, and coolant carrying metal chips each need a different kind of collector. Chips in media built for clean mist kill a filter early.
Matched properly and the media filter runs six to twelve months and the coolant drains back to your sump.
We spec these all day, so tell us what the machine runs and what the coolant is. Those two answers put you on the right method and the right size.
If you already know what your process puts out, call 847-674-0000 and skip the reading.
Have a question? Need a quote?
Watch a Mist Collector in Action!
Which Mist Collector Fits Your Airstream
The collection method follows the byproduct, not the machine. Two shops with identical machines end up with different units when one runs straight oil and the other runs water based coolant with chips.
| In the airstream | Collection method | Upkeep |
|---|---|---|
| Straight oil coolant mist | Compressed media collectors | Media swap, 6 to 12 months |
| Coolant mist with metal chips | Cyclone ahead of the media | Empty the chip drum, then media |
| Oil smoke and submicron mist | Electrostatic plates | Wash the plates, no media to buy |
| Water based coolant mist | Media picked for drainage | Filter media swap, shorter interval |
| Fiber spin finish mist | Multi stage media | Two stages to service |
Media, Electrostatic, and Centrifugal Mist Collectors Compared
Media, electrostatic, and centrifugal collectors all pull mist out of an airstream. What separates them is what else is riding in that air. Smoke, chips, and submicron particles each break one of the three, and picking around those failures is most of the spec work.
Each row below names the one thing that method cannot do.
That is usually the deciding line, because a collector that misses one part of your airstream still fails.
| Method | Best on | Where it falls short |
|---|---|---|
| Compressed media | Coolant mist and light smoke | Clogs fast once chips get in |
| Electrostatic plates | Oil smoke and submicron particles | Plate washing is labor, not a filter swap |
| Centrifugal separator | Heavy oil coolant loads | Does nothing for smoke |
| Fiber bed and spiral tube | Submicron oil mist at high efficiency | Higher static pressure, bigger fan |
We are the official distributors of Trion & Aget air cleaning systems. As official representatives, we’ll be happy to help explain the best mist collector for your application.
Contact us for a quote or any information.
How to Size and Place a Mist Collector
Sizing a mist collector starts with two numbers, the CFM your hood or machine connection needs and the static pressure the ductwork adds. Placement is the other half. Source capture at the machine beats an ambient unit hanging over the aisle, whenever the machine can be connected.
Four answers set the model.
- CFM at the machine connection or hood
- Static pressure the duct run adds
- How many machines feed one unit
- Whether chips ride in with the mist
Media units cover 200 to 2,700 CFM, and adding a cyclone stage for chips takes the range to 5,400 CFM. One unit can serve a single machine or up to six, depending on the model.
Most of these units sit indoors. An outdoor install brings freeze protection, noise, and weather wear on seals and pressure taps into the sizing conversation.
Buying a Mist Collector from a Distributor
We carry several mist collection lines, so the recommendation follows your airstream. Straight coolant, oil smoke, or chips riding along, and each one lands on a different unit. Sizing gets run against your process before anything is quoted.
All we need is the machine, the coolant, and whether chips come with it. We come back with one model and one size. The media and chip-mist units we stock are built in the United States and ship with the manufacturer’s warranty.
Most of the trouble traces back to sizing.
A unit that is close enough on paper still loads up early or starves the hood. Call 847-674-0000 and we will spec it against your process before you buy.
Contact a Pro to help you find the best mist collector for your application
Let us help you choose the best one for the application. Contact us now for a fast quote or any information regarding oil & mist collectors.
Mist Collector Questions
Plain answers on choosing, sizing, and servicing mist collectors.
Call 847-674-0000 with anything specific to your job.
A dust collector captures dry particles like grinding dust and weld smoke, while a mist collector captures liquid aerosols like coolant and oil. The difference matters because liquid drains and dry dust does not. Mist collector media is built to shed the coolant back toward a drain instead of holding it.
A water mist collector and an oil mist collector use the same three methods, but the media selection changes. Water based coolant drains faster and carries more volume, so drainage rate drives the media choice. Oil based mist loads the media more slowly and tolerates a tighter filter.
High efficiency in a mist collector means the unit captures submicron droplets, not just the visible mist. Multi stage designs get there by adding a second filter behind the first, and a HEPA stage removes 99.97 percent of particles at 0.3 microns. Electrostatic plates reach submicron sizes without staging.