Williams Metalfinishing performs automated and manual metal polishing services for directional grain, non-directional grain, and mirror finishes.
We specialize in polishing large-size sheets and plates up to 144″ wide and 240″ long, along with discs, shapes, or parts with cutouts.
We always work with customers’ timetables and provide consistent finishes that meet our customers’ specifications.
We offer:
- #4 and #6 brush finishes lengthwise(up to 240”), cross-grain(grain in width direction), or non-directional patterns.
- #7 dull mirror or #8 bright mirror finishes(up to 256” with no spin).
- Complete range of certified RA finishes.
- Pit free, Dimple free, BPE.
- #4 and #6 non-directional finishes.
- PVC laser tape is applied as a protective coating.
Materials: Stainless Steel, Aluminum, Brass, Bronze, Hastalloy, Duplex, C22, 2205, A26XN



Custom Metal Polishing Capabilities:
| Processes | Automated Mechanical Non-directional |
| Equipment Used | Automatic Sheet & Plate Polishing Cells Multi-Head, Wide Belt, Conveyor Sanders Semi-Automatic Buffing and Belt Polishing Machines |
| Part Length | Up to 420″ |
| Part Width | Up to 144″ |
| Finishes Available | #4 Architectural #4 Dairy (Sanitary, Pharmaceutical) #4 Non-Directional #6 Non-Directional #7 & #8 Mirror up to 84″ wide Any Specific RA Finish |
| Substrates | Aluminum Stainless Steel Hastelloy Inconel Steel Titanium Brass Bronze Copper Beryllium |
| Other Features | Laser Tape, Black / White, PVC Film Available as Protective Coating |
| Customer Services | Material Purchase Part Development, Engineering, and Consulting Services to Recommend Process Improvements JIT, Kanban Quality Audits |
| Intended Applications | Decorative Dental Large Vessels Machinery Recreational Products Signage Awards |
| Industries Served | Aerospace Agricultural Appliance Architectural Auto/Truck/Transportation Chemical Dairy Electronic Laboratory Medical Military Molding Nuclear Optical Pharmaceutical Semiconductor |
| Industry Standards Met | ISO (ISO 9001:2015 Certified) ANSI AS ASME ASTM FDA Mil-Spec NADCAP CTL 11 Mil-Spec (Northrup Grumman) Mil-T-81533 (Northrup Grumman) NiDi 9012 for Stainless Steel Finishes P.S. 12020 (Boeing) RA0110-048 (Boeing) ASME B46.1 for Surface Texture ASTM D4080 |
