Which System Is Right for Your Plant?
Not sure which collection system will actually solve your problem? You’re not alone. Many plant managers know they have an air quality issue, but choosing between a mist collector and a dust collector can feel like a guessing game.
The right system depends on what’s in your air and how your processes run. Let’s break it down in plain English.
What Does a Mist Collector Do?
Mist collectors are designed to remove fine liquid droplets from the air, often generated during manufacturing processes that involve coolants, lubricants, or oils.
Common applications:
- CNC machining with coolant spray
- Grinding or milling with lubricants
- Food processing with steam or oil mist
- Metalworking with cutting fluids
Key benefits:
- Improves visibility and safety in production areas
- Prevents slippery floors from oil residue
- Reduces risk of inhaling harmful mists
- Protects sensitive equipment from residue buildup



What Does a Dust Collector Do?
Dust collectors remove solid airborne particles such as dust, powder, and debris. They’re the go-to solution for keeping workspaces compliant with OSHA particulate exposure limits.
Common applications:
- Woodworking
- Grinding, sanding, or polishing metals
- Cement and mineral processing
- Powder coating and material handling
Key benefits:
- Protects workers from harmful airborne particles
- Reduces product contamination
- Prevents dust buildup on equipment and surfaces
- Helps maintain air quality for compliance and comfort





How to Tell Which You Need
The main difference comes down to particle type:
- If it’s a liquid aerosol (oil, coolant, steam), you need a mist collector.
- If it’s a solid particle (dust, powder, debris), you need a dust collector.
Some facilities require both systems if processes generate mixed contaminants. For example, a metalworking shop might use a mist collector on machining stations and a dust collector for grinding and sanding areas.
Mist Collector and Dust Collector Compared
Feature / Need | Mist Collector | Dust Collector |
---|---|---|
Removes | Liquid aerosols (oil, coolant, steam) | Solid particles (dust, powder, debris) |
Best For | CNC machining, food processing, metalworking with fluids | Woodworking, grinding, cement processing |
OSHA Focus | Oil mist exposure limits | Respirable dust exposure limits |
Key Benefit | Keeps floors and surfaces oil-free, reduces inhalation hazards | Controls dust for cleaner, safer air |
Common Filter Type | Coalescing filter or electrostatic | Baghouse or cartridge filter |
Possible Need for Both? | Yes, in mixed-contaminant environments | Yes, in mixed-contaminant environments |
Why Air Solutions?
Choosing the right system isn’t just about picking a piece of equipment, it’s about engineering a solution for your exact process. Our team:
- Walks your plant floor to identify problem areas
- Matches equipment to your production and compliance requirements
- Provides turnkey installation with minimal downtime
- Offers ongoing maintenance support to keep systems running at peak performance
Ready to clear the air?
Whether you need a mist collector, a dust collector, or both, our team will help you choose the right system the first time. Contact Air Solutions today to schedule your facility walkthrough.