Industrial Parts Washers

A solvent sink and a stiff brush can serve a maintenance bench, but they won't keep pace with a production schedule or a customer's cleanliness spec. An industrial parts washer takes over that job with controlled wash, rinse, and dry stages. We've designed and manufactured these systems in Williamstown, WV, since 1920.
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Types of Industrial Parts Washers
Six designs cover most production cleaning needs. They differ in how they move parts and deliver chemistry to the surface, and the part usually narrows the list quickly.
Spray Cabinet Washers
Parts sit on a rotating turntable or a sliding platform inside an enclosed cabinet, and spray nozzles work them over from several angles. Our cabinet washers run aqueous, hydrocarbon, or bio-based chemistries with electric, steam, or gas heat. High-pressure blast options strip stubborn soils, glovebox styles handle flammable hydrocarbons, and flushing setups push cleaning fluid through tubing and heat exchangers.
Immersion and Agitation Washers
Here the load goes under the surface. Submerging parts lets the bath reach recesses a spray might miss, and lifting, rotating, or oscillating the basket keeps fresh solution moving across the whole part.
Ultrasonic Washers
Ultrasonic tanks use high-frequency sound to form and collapse tiny bubbles against the part surface. The scrubbing action reaches blind holes, threads, and internal passages, which makes ultrasonics a good match for injectors, machined fittings, and surgical instruments.
Conveyor Washers
Conveyor systems carry parts through wash, rinse, and dry zones on a moving belt, so cleaning keeps pace with the line. Our modular belt design accepts wire mesh, roller, or interlocking plastic belts, and guide rails hold parts in place between zones. You can read more about how conveyor washers work on our blog.
Drum and Rotary Washers
A drum washer feeds small parts continuously into a rotating cylinder that tumbles them along wash, rinse, and dry sections. Typical loads include castings, stampings, machined and Swiss components, and metal chips. Our article on how a drum washer operates walks through the process from infeed to discharge.
Vapor Degreasing as an Alternative
Some parts can't tolerate water, or they trap rinse liquid in spots that won't dry. Solvent vapor condenses on the part, dissolves oils, and leaves it dry in one pass. Our vapor degreasing equipment covers those jobs.
Industrial Parts Washer Comparison
Here's where each design earns its place.
| Type | Best for | Throughput style | Typical parts |
|---|---|---|---|
| Spray cabinet | Mid-size and large parts with surface soils | Batch. | Housings, gears, tooling, and heat exchangers. |
| Immersion and agitation | Heavy loads and parts with recesses | Batch. | Assemblies, castings, and dense baskets of components. |
| Ultrasonic | Complex geometry and fine detail | Batch or multi-stage line. | Injectors, fittings, and medical instruments. |
| Conveyor | Steady, high-volume production | Continuous. | Stampings, machined components, and pieces headed for coating. |
| Drum or rotary | Small parts in bulk | Continuous. | Fasteners, Swiss components, castings, and metal chips. |
| Vapor degreasing | Water-sensitive parts and tight spaces | Batch or continuous. | Aerospace and precision machined components. |
How to Select an Industrial Parts Washer
Five questions do the heavy lifting in a washer decision.
- Part geometry: Flat, open parts clean well under spray. Blind holes, threads, and internal channels call for immersion, ultrasonics, or vapor.
- Contaminant: Cutting oils, coolants, chips, buffing compounds, and scale each respond to different chemistry and mechanical action.
- Throughput: A few baskets per run points toward a cabinet. High hourly volumes usually call for a conveyor or drum.
- Cleanliness spec: Your customer's particle counts and residue limits determine the number of rinse stages, filtration, and drying method.
- Footprint: Floor space, ceiling height, and available utilities can rule out a design before you even discuss cleaning performance.
Our guide to choosing the best parts washer for your business goes in-depth into each.
Aqueous vs. Solvent Washers
Aqueous systems use water, detergents, and heat. They handle water-soluble coolants, light oils, and shop dirt well, and they need rinse and drying stages to leave parts free of residue and moisture. An aqueous parts washer is a common choice when the plant wants to move away from solvents altogether.
Solvent washers earn their keep on heavy oils, waxes, and parts that flash rust or hold water. Hydrocarbon chemistry can run in a spray cabinet with a glovebox design, and halogenated or modified alcohol solvents run in vapor degreasers. If you'd like a refresher on the mechanics behind both, see our post on how a parts washer works.
Automation and Material Handling
How do parts get into the washer, and where do they go next? On a production line, that question matters as much as the wash itself. We design washers to connect with infeed and outfeed conveyors, chip shredders, and centrifuges, and robots can load and unload baskets so operators stay clear of hot or wet zones.
Our overview of automated material handling systems explains how these pieces fit together. A companion article looks at robotic material handling on the modern plant floor.
Cost Factors
Price follows the job. Larger parts and higher volumes require larger chambers and automated handling. Tighter cleanliness specs add rinse stages, filtration, and dryers. Washer type matters, as do options like solvent recovery, stainless steel construction, and safety features. Maintenance, chemistry, and utilities add to lifetime cost. Our breakdown of what an industrial parts washer costs covers these factors in more detail.
Bring Your Parts to the Wash Line
Spec sheets narrow the field, but your own parts settle the decision. A short trial shows which washer design, chemistry, and handling setup fit your line.
Pack a sample batch and start a conversation with Baron Blakeslee about your parts washing line.
FAQs
A shop washer is usually a manual sink or small cabinet for maintenance work. Industrial systems run controlled temperatures, multiple stages, filtration, and drying, and we configure the sequence around your customer's written cleanliness spec. If parts leave your plant with a written requirement attached, an industrial system is worth a closer look.
Often, yes, with fixtures, adjustable cycles, and interchangeable baskets. A cabinet or ultrasonic system can switch between recipes for different parts and soils. Very different sizes or volumes may justify two machines, so bring samples of each part family to a trial and compare the results before you decide.
It can, with a flushing configuration that pushes cleaning fluid through the internal passages. Our cabinet washers offer flushing setups for tubing and heat exchangers. Share the inside diameter, length, and soil type with our engineers, and we can suggest a flow path and chemistry for a trial. A few test runs usually settle the cycle time.
Send parts in their real-world condition, with the oils, chips, or compounds they carry off the machine. Add the cleanliness spec, the materials involved, and your target parts per hour. Those details let us test the washer type and chemistry together, and the results give your quality team a baseline before installation.
