- A High-speed Barrel Polishing System — Centrifugal Barrel Polishing MachinesMass Polishing provides High Energy Centrifugal Barrel Polishing Machines which are the fastest and most powerful kind of mass finishing machines processed. We provide mainly two types of models: Centrifugal Barrel Polisher with Manual Discharge; Centrifugal Barrel Finishers with Automatic Systems. The superior surface finishing achieved by Centrifugal High-speed Barrel Polishing Machines is isotropic.“I don’t know how to choose the Centrifugal Barrel Polishing Machine and Mass Finishing Media.”Contact us here for more information and a free quote!Applications>Dental parts>Jewelry parts
>Orthopedic implants
>Aerospace engine blades
>Small precision components
- Features>Economic & Low noise high speed centrifugal barrel finisher>Isotropic finishing: parts are finished in one direction>4 independent barrels are removed from machine easily>Easy operation & reduced labor costs
- Technical Data
Model EB 30 EB 36 EB 40 Capacity(L/CuFt) 7.5*4 / 0.3*4 9*4 / 0.3*4 10*4 / 0.4*4 L x W x H(mm/inch) 900*860*1170 / 35.4*33.9*46.1 1050*1000*1180 / 41.3*39.4*46.5 960*900*1270 / 37.8*35.4*50.0 Barrel Size (mm/inch) 205*280 / 8.1*11.0 205*320 / 8.1*12.6 205*380 / 8.1*15.0 Rotary Radius (mm/inch) 215 / 8.5 275 / 10.8 275 / 10.8 Barrel Speed (mm/inch) 185 170 170 Motor Power(kW) 1.5 1.5 2.2 PU Thickness(mm/inch) 18 / 0.7 18 / 0.7 18 / 0.7 Weight(kg/lbs) 350 / 771.6 400 / 815.7 450 / 837.8 Speed Control Optional Optional Optional - Optional Settings


> Power Jog


> Nylon Gear Driving


> Automatic Separation Unit


> Speed controller


> Liquid feeding


> Spacials divider


> Automatic Unloading
Manufacturing processes






The journey begins with the creative minds at Mass Polishing conceptualizing and refining the mechanical design of our mass-finishing machines. Through years of expertise and industry knowledge, our engineers meticulously craft designs that optimize functionality, durability, and efficiency.
Once the mechanical design is finalized, Mass Polishing’s team of skilled CAD designers transforms the concept into precise and detailed 3D computer-aided design (CAD) drawings. These drawings serve as the blueprint for every component, ensuring accurate manufacturing and assembly processes.
With the CAD drawings in hand, the manufacturing process shifts gears to Mass Polishing’s state-of-the-art CNC (Computer Numerical Control) machining center. This cutting-edge technology enables the precise fabrication of intricate parts and components with unparalleled accuracy, consistency, and repeatability.






Mass Polishing harnesses the power of laser cutting to shape and refine various metal components. By utilizing high-powered lasers, we achieve clean and precise cuts, resulting in components that seamlessly integrate into the overall machine structure. To enhance the performance and durability of their machines, we employ polyurethane (PU) casting techniques. This process involves pouring liquid PU material into molds, which, when cured, form robust and wear-resistant parts. The PU casting method ensures optimal noise reduction, extended machine lifespan, and superior finishing results. An integral aspect of every mass finishing machine, the electric control panels are meticulously assembled and wired by Mass Polishing’s skilled technicians. The control panels house advanced electronic components, allowing for precise control and customization of the machine’s parameters, such as speed, and time. Contact us here for more information and a free quote!





mass polishing
Compact Centrifugal Barrel Deburring Machine
Centrifugal barrel finishing machines generate exceptionally high G-forces, making them the ideal solution for rapidly finishing small, precision components. They excel where vibratory processes require excessive time. Compact models (e.g., 30L) feature removable barrels for easy part handling, while larger industrial units offer fixed barrels with barrel/turret inching for enhanced process control.
basic operation & features
Barrel Finishing Machine Basic Operation
1. Loading: Put workpieces, media, and compound into the barrel. Keep ratio about 3:1, with 20–30% workpieces.
2. Sealing & Safety: Close the lid and lock for safe operation.
3. Start: Set time and speed, then run the motor to create centrifugal force.
4. Processing: Media grind, polish, or deburr workpieces for smooth, consistent surfaces.
5. Unloading: Remove finished parts manually or by system, and separate from media.
Saves labor and effort
The machine minimizes manual handling by automating finishing tasks. This reduces operator fatigue, saves labor costs, and increases efficiency across production lines.
Low-noise operation
Built with optimized structural design and high-quality polyurethane lining, the machine effectively reduces vibration and delivers stable, quiet performance for better work environments.
Delivers an isotropic mirror finish
Produces highly uniform and consistent surface finishes, achieving isotropic mirror-like polishing that enhances aesthetics, durability, and part quality for industrial applications.
Shortens cycle times for enhanced productivity
High-speed centrifugal action dramatically reduces cycle time, enabling faster batch processing, increased throughput, and improved overall productivity in manufacturing operations.
Easily maintains part separation.
Designed to keep parts separated throughout processing, preventing scratches, collisions, or surface defects, ensuring consistent quality and reduced rework rates.
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Technical Specifications
| Model | Capacity (Liter/Cuft) | LxWxH (mm/inch) | Barrel size (mm/inch) | Rrotary Radius (mm/inch) | Weight (kg/lbs) | Speed (rpm) | Power (kW) |
|---|---|---|---|---|---|---|---|
| EB 30 | 7.5×4 / 0.3×4 | 900x860x1170 / 35.4×33.9×46.1 | 205×280 / 8.1×11.0 | 215 / 8.5 | 350 / 771 | 0-185 | 1.5 |
| EB 36 | 9×4 / 0.3×4 | 1050x1000x1180 / 41.3×39.4×46.5 | 205×320 / 8.1×12.6 | 275 / 10.8 | 370 / 815 | 0-170 | 1.5 |
| EB 40 | 10×4 / 0.4×4 | 960x900x1270 / 37.8×35.4×50.0 | 205×380 / 8.1×15.0 | 275 / 10.8 | 380 / 837 | 0-170 | 2.2 |
| EB 60 | 15×4 / 0.5×4 | 1250x1260x1610 / 59.2×49.6×63.4 | 205×450 / 8.1×17.7 | 283 / 11.1 | 800 / 1763 | 0-160 | 4.0 |
| EB 80 | 20×4 / 0.7×4 | 1380x1410x1760 / 54.3×55.5×69.3 | 290×480 / 11.4×18.9 | 325 / 12.8 | 1000 / 2204 | 0-150 | 5.5 |
| EB 120 | 30×4 / 1.1×4 | 1610x1700x1950 / 63.4×66.9×76.7 | 340×490 / 13.4×19.3 | 352 / 13.9 | 1300 / 2866 | 0-120 | 5.5 |
| EB 160 | 40×4 / 1.4×4 | 1650x1870x1780 / 65.0×73.6×70.1 | 285×580 / 11.2×22.8 | 382 / 15.0 | 1650 / 3637 | 0-105 | 7.5 |
| EB 200 | 50×4 / 1.8×4 | 1650x1870x1780 / 65.0×73.6×70.1 | 320×580 / 12.6×22.8 | 382 / 15.0 | 1850 / 4078 | 0-105 | 11.0 |
| EB 240 | 60×4 / 2.1×4 | 2300x1800x2150 / 90.6×70.9×84.6 | 340×580 / 13.4×22.8 | 400 / 15.7 | 2000 / 4409 | 0-105 | 7.5 |
| EB 320 | 80×4 / 2.8×4 | 1680x2200x1850 / 66.1×86.6×72.8 | 370×600 / 14.6×22.8 | 446 / 17.6 | 2800 / 6172 | 0-90 | 11.0 |
| EB 360 | 90×4 / 3.2×4 | 2700x2000x2300 / 106.3×78.7×90.6 | 400×600 / 15.7×23.6 | 485 / 19.1 | 2400 / 5291 | 0-90 | 11.0 |
Standard & Optional
Model Options
You can always find suitable Consumables






