Jewelry Industry

Mass Finishing Solutions for the Jewelry Industry

At Mass Finishing Inc. (MFI), we’ve been providing high-quality Jewelry finishing and polishing solutions for over two decades. With our High-Energy HZ-Series Centrifugal Barrel Finishing machines, jewelry manufacturers achieve the high-luster polish their clients are looking for, without the need for hand polishing. Our machines can finish hundreds of small and delicate parts simultaneously, significantly reducing labor costs and production time. The isotropic finish created by our machines ensures an even finish in all directions, leaving a perfectly smooth surface. Our HZ-series machines are also ideal for restoring old jewelry that may seem tarnished or worn out.

Common Parts:








Necklaces & Chains








Watch Bands

Ready to Send Your Sample Parts?

Running samples in our lab is the best first step in determining the right equipment and process for your part. We process most samples within a week, depending on the number of samples we’re currently working on.

Recommended Jewelry Finishing Equipment: HZ-Series

Most customers in the Jewelry Industry choose our High-Energy HZ-Series Centrifugal Barrel Finishing machines for their Jewelry finishing and polishing applications. Our HZ-series machines create an efficient and repeatable processes for deburring jewelry parts and achieving a variety of different finishes.


  • Eliminate handwork
  • Reduced labor costs and production time
  • Create a high-luster polish
  • Achieve a mirror-like finish on delicate parts
  • Finish hundreds of parts simultaneously
  • Create an isotropic finish (even finish in all directions)
  • Restore old jewelry that is tarnished or worn out

Jewelry Industry Average Process Times

Light Edge Break/Deburr
20 – 30 minutes

Rough Grind/Deburr
60 – 120 minutes

Full Polish from Raw Part
90 – 150 minutes

* Process times vary depending on the starting surface roughness.

Popular Equipment for the Jewelry Industry

The following models tend to be the most popular choices for those in the Jewelry Industry. The right model for your application will depend upon your specific part size, your production volume, and your finishing requirements. A full list of available equipment can be found on the equipment page.

MFI's smallest centrifugal barrel finisher is ideal for the jewelry and dental industries.


Small machine footprint. Caster wheels for easy mobility.


Machine Type: Entry Level


Max Part Size: 8″ L x 4.5″ D


Barrel Dimensions: 8.275″ L x 5″ D

The most popular centrifugal barrel finisher on the market.


Compact machine. Versatile with 4 different barrel options.


Machine Type: Entry Level


Max Part Size: 11″ L x 5.5″ D


Barrel Dimensions: 12.5″ L x 6.75″ D

Do you have a larger part or need more capacity? You can view our Max Part Size Chart to see what model is best equipped to handle your part size and production volume.

Jewelry Sample Parts

Common Materials: Titanium, Aluminum, Inconel, Nitinol, Printable Plastics, Carbon Steel, Gold, Silver

Enhance Your Mass Finishing Process with the Right Media Selection

Media is an essential component in the finishing process and is required for the proper operation of any Mass Finishing equipment. Finishing media is carefully selected based on its composition, shape, size, and performance to optimize the efficiency and effectiveness of the finishing process.

In addition to the wide variety of media and liquid and powder compounds in our Media Store, we also manufacture our own corn cob blends at our manufacturing facility in Howard Lake, MN.

Polish Jewelry Faster and More Efficiently