Before


Internal parts not visible-steel raw


Finished Part


improving deburring and polishing in internal parts

Objective

Bel Air Finishing was tasked with deburring and polishing CNC-machined internal firearm parts made from 4142 and 360 steel. The goal was to enhance surface finishes, ensure smooth operation, and improve the functionality of critical components.

IndustryFirearms
Part DescriptionInternal Firearm parts
Fabrication MethodCNC Machined
Material4142 / 360 Steel
Process TypeDeburr | Polishing
Equipment TypeCentrifugal Disc Finisher

Solution

To meet the customer’s requirements, Bel Air Finishing recommended the High-Energy Centrifugal Disc Finisher. This advanced machine efficiently deburrs and polishes CNC-machined internal firearm parts, ensuring smooth edges and refined finishes while protecting critical tolerances. The process minimizes manual labor, streamlines production, and ensures consistent results for the firearms industry.

If you are unsure what equipment and media you require to achieve your desired surface finish, then send us your part, and we will evaluate it and provide you with a metrology report.