Sheet & Plate Metal Polishing Services

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Sheet and Plate Metal Polishing

Williams Metalfinishing performs automated and manual metal polishing services, for directional grain, non-directional grain and mirror applications. To meet the growing demand, we specialize in polishing large size sheets and plates up to 144″ wide and 240″ long. We’ve also strategically developed a unique niche with our focus on 84″ wide sheets. We offer #4 and #6 brush finishes lengthwise, cross-grain, or non-directional patterns. In addition to #7 dull mirror or #8 bright mirror finishes that are available on all shapes. Upon request, we can deliver a complete range of certified RA finishes. PVC film and laser tape is applied as a protective coating.

At Williams Metalfinishing, we always work with customers’ timetables and provide consistent finishes that meet our customers’ specifications, from piece-to-piece and lot- to-lot. As a result, we regularly schedule quality audits and leverage internationally recognized management systems. In addition, we are ISO 9001:2015 certified and meet international quality standards. To learn more about all of our capabilities contact us directly.

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