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Steel Media Burnishing Guide: How It Creates Mirror Shine and When Not to Use It Steel finishing media • Pins, balls & discs • Burnishing process, compound pairing and limits Steel media is unique in mass finishing: it is the only media that polishes almost entirely without cutting. Hardened stainless pins, balls, and discs rub against parts under compound pressure, compressing micro-peaks int...

Walnut Shell vs Corncob: How to Choose Dry Tumbling Media for Eyewear, Jewelry & Hardware Dry finishing media selection guide • Walnut shell & corncob • For dry tumbling, vibratory and centrifugal lines Dry organic media — crushed walnut shell and ground corncob — is the workhorse of dry tumbling and dry vibratory finishing. The two materials look similar in the bag, but they behave very d...

Mass Finishing for 3D Printed Parts: Deburring and Polishing Additive Manufacturing Components Additive manufacturing post-processing • Deburring, smoothing & polishing • FDM, SLA/DLP, SLS & metal AM parts 3D printing turns out parts close to final shape, but almost never close to final surface. Support scars, layer lines, partially fused powder, and sharp edges stand between a fresh print...

Double-Deck Bamboo Tumbling Machine: Standard Operating Procedure, Control Guide & Finishing Recipes Model Series: SP-TB4 / SP-TB8 • Precision Dry Tumbling System • Official operation manual The SP-TB Series double-deck bamboo tumbling machine is a precision dry tumbling system designed for high-gloss finishing of premium eyewear frames (acetate, propionate), fine hardware, jewelry, and luxury...

Printable Process-Control Resource Mass Finishing Sample Trial Record for Small Precision Parts Use this non-promotional worksheet to define the incoming part, record one controlled finishing trial, compare results, and decide whether the process is ready for a repeat run. Important: This record does not replace a drawing, control plan, safety procedure, material compatibility review, or customer ...

Small Parts Finishing Guide How to Deburr Small Fasteners Without Damaging Threads, Points, or Recesses Screws, bolts, nails, pins, and rivets can be processed in bulk, but their functional features make them less forgiving than simple metal blanks. The right mass finishing process must remove loose burrs while protecting threads, points, drive recesses, hollow sections, and dimensional fit. Small...

Wet Finishing Troubleshooting How to Prevent Water Spots,White Film,and Cloudy Stainless Steel After Tumbling A stainless steel part can look clean while wet and develop spots,h

Production Separation Guide How to Separate Small Parts from Tumbling Media: Screens, Size Control, and Process Design A finishing cycle is not production-ready until parts can be separated from media repeatedly. This guide explains how part geometry, media wear, screen design, orientation, and external separation methods affect labor, carryover, and the risk of trapped media. Part-media separatio...

Surface Finishing How to Achieve Mirror Finish on Stainless Steel with Mechanical Polishing This guide covers the key factors to consider when planning a surface finishing process