USED 1983 ROTO FINISH ST-20

Roto-Finish ST-20 Spiratron Vibratory Finisher20 Cubic Foot | S/N 20M-80-83 | EXCELLENT LINER CONDITIONAvailable for immediate acquisition is this Roto-Finish ST-20, the industry standard for high-volume deburring and polishing. This 1983 "Heavy Iron" model has been exceptionally well-maintained, featuring a polyurethane liner in good condition—a critical factor that ensures immediate production readiness and long-term cost savings.Technical Specifications:Model: ST-20 Spiratron (Straight-Wall Design)Capacity: 20 Cubic Feet (Working Volume)Serial Number: 20M-80-83 (1983 Build)Power: 230/460V, 3-PhaseFootprint: Approx. 72" Diameter BowlKey Features & Condition:Premium Liner Integrity: The interior polyurethane lining is intact and in good operational condition. Buyers can deploy this unit immediately without the significant downtime and expense of a factory reline.Automated Part Separation: Includes the pneumatic dam and internal screening deck for efficient media/part separation during the discharge cycle.Rugged 1980s Build: Engineered with the heavy-duty cast components that define Roto-Finish's most durable era, offering superior vibration dampening and stability.Versatile Media Compatibility: Ideal for ceramic, plastic, or steel media applications across aerospace, automotive, and medical manufacturing sectors.Dealer Notes: Finding a 20-cubic-foot bowl of this vintage with a preserved liner is rare. This unit is a "plug-and-play" solution for shops looking to scale their finishing capacity without the $30k+ investment of a new system.
YouTube video: https://www.youtube.com/watch?v=WKiV1mlOXZM

Media height: Various
Modified item: No
Custom bundle: No
Tumbling media type: Natural Stone
Equipment type: Vibratory Finishing Tub
Media length: Various
Tumbling media shape: Infinite
Abrasive material: Ceramic / Natural Stone
Wet/dry operation: Wet or Dry
* Power: 230/460V, 3-Phase
* Footprint: Approx. 72" Diameter Bowl
YouTube video: https