
Protocase manufactures fully finished custom electronic enclosures and associated parts from a wide variety of materials and components, in 2-3 days with no minimum order. Protocase also provides expert and affordable enclosure design services.
Grained Finish
Your part is de-burred, and then given a specific linear grain direction via brushing. It is the aesthetically superior option for bare finish for parts or enclosures that will be displayed.
Materials

Stainless Steel
• #3 Finish: 40-60 RA (surface finish)
• #4 Finish: 20-40 RA (surface finish)
Aluminum
• Brushed Finish: 40-60 RA (surface finish)
• #4 Finish: 20-40 RA (surface finish)
What about the other materials we have in stock?
Sheet Metal Samples:
Machined Samples:
Additional Finishes & Marking:
- • Permanent Markings: Laser Marking, Engrave and Fill, Machined Engraving, Dot Peening, Rubber Stamping
- • Graphics: Digital Print, Silkscreen
Constraints
- • Cannot be applied if the length is less than 0.5" and the width is less than 0.5".
- • Can only be applied to accessible flat exterior faces on machined parts.
- • Applied to sheet metal parts before the bending process.