3-Stage Continuous Belt Washer
The Arnold Machine 3-Stage Continuous Belt Washer is a general-purpose washer suited for high-volume cleaning applications and multiple part sizes and geometries. The machine is ideal for inline production processes where cleaning is required between stages, or for final wash applications.
Our standard offering features a proven design of over 40 years with a stainless steel mesh belt available in 3 different widths and 2 different opening height options. The cycle consists of a heated wash stage, a heated rinse stage, and a heated, high-pressure blow-off stage. The stages are offered in various lengths determined by specific process requirements. Belt speed is adjustable via the touchscreen and can be programmed into a part-specific recipe
Options include automatic chemistry level monitoring and addition, oil removal systems for the wash and rinse tanks, a mist collector or exhaust fan, and a single-point drain if required. Standard machines are offered in various belt width and stage lengths options. Custom machine sizes and configurations are also available if needed.
Standard Features & Benefits
- The machine is entirely made in the USA.
- The base machine is constructed out of 10ga stainless steel and features 2” insulation covered with 16ga polished stainless steel.
- Plumbing is 304 schedule 40 stainless steel pipe.
- Tank floors are pitched to a 2” stainless steel drain valve.
- Filter change alert on the touch screen display.
- Customizable cleaning recipes allowing simple changeover between different parts and cleaning requirements.
- Belt speed is adjustable from 2 fpm to 12 fpm via the touchscreen.
- Manual upper & lower spray header throttling control valves.
- Easy removal and maintenance of spray headers.
- Safety interlocked cabinet access doors and emergency stops at both ends.
- Lift off access covers on the top of the tanks providing access to chip & debris collection baskets.
- Large tank doors for easy access for cleaning and maintenance.
- Stainless steel bag filters for wash and rinse tanks.
- Stainless steel liquid level float switches to control tank levels.
- Solenoid valve for automatic make-up of wash and rinse tank water levels.
- Integrated lifting lugs.
- 1-year parts & labor warranty on components & workmanship, and 10-year limited warranty on structural integrity.
Common Applications
Belt parts washers are particularly well-suited for high-volume applications where efficiency is crucial. They streamline the washing process by eliminating the need for custom fixturing or jigs. These belt washers can handle virtually any type of product.

Specs and Options
- Machine dimensions range from 5ft to 7ft wide x 22ft to 30ft long x 8ft tall.
- Wash & Rinse Stage Length Options – 48” - 72”
- Blow Off Stage Length Options – 72” – 96” – 120”
- 40” load and unload height with 2ft of conveyor belt exposed at each end
- Working height options inside the cabinet are 12” and 24”.
- Belt width options are 12” – 24” – 36” with a load capacity of 500lbs per foot.
- Utility requirements;
- 480 VAC – 3 phase - 60 Hz – 200amp or 400amp (depending on options)
- 1”, 35 PSI fresh water supply
- Two 2” NPT tank drains
- Control system;
- NEMA 12 main control panel with sequester 480v main disconnect.
- UL approved 24 VDC controls package with Allen-Bradley CompacLogix PLC and Weintek 10” touch screen control panel.
- Pre-programmed wash cycle recipes customizable to specific needs.
- 200/300 gallon wash and rinse tanks, each with 100gpm wash pump, 100gpm rinse pump, and 30/45Kw electric heaters.
- 7.5/12hp, 700/1,100cfm centrifugal dry off blower with 24/36Kw electric heat
Optional Items
- Exhaust Fan
- Mist Collector
- 25-gallon Coalescing Oil Removal System (can be added to wash and/or rinse circuits)
- Automatic Chemical Monitoring & Addition
- Noise Reduction Package
- Single Point Tank Drain
- Canadian CSA Certification
- Service Plan Options
- Remote Diagnostic Access
- "Gull-wing" maintenance-friendly access doors
Trust Arnold Machine with Your Parts Washing Needs
Are you looking to improve your current parts-washing process? Arnold Machine specializes in designing and manufacturing custom parts washers tailored to your needs and requirements. We ensure that your equipment meets the highest cleanliness standards, providing both efficiency and durability. Contact us today to get a quote and discover how we can optimize your parts-washing process.
3-Stage Continuous Belt Washer FAQ
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