Surface Treatment

Surface Treatment Services

A well-executed surface finish is essential for corrosion protection, aesthetics, and component longevity. Conwhole Hardware offers in-house and partner-managed surface treatment options to complete your parts to export-ready standard.


Available Finishes

ProcessSuitable MaterialsKey Benefits
Powder CoatingSteel, aluminum, cast ironDurable, wide color range, UV resistant, RoHS compliant
Anodizing (Type II and III)Aluminum alloysHard surface, corrosion resistant, color options
Electroplating (zinc, nickel, chrome)Steel, copper, brassCorrosion protection, conductivity, decorative
Hot-dip GalvanizingMild steelHeavy-duty protection for outdoor/structural use
Industrial PaintingSteel, aluminum, weldmentsCustom colors, primer plus topcoat systems
PassivationStainless steelEnhanced corrosion resistance, clean surface
Sandblasting / Shot BlastingAll metalsSurface prep, Sa2.5/Sa3 cleanliness grade
Brushing / PolishingStainless, aluminum#4 brushed or #8 mirror finish

We accept RAL, Pantone, and NCS color codes. Coating thickness measured and documented per specification.

Specify Your Surface Finish

Include your finish spec in your RFQ. Parts arrive ready for assembly.

Get a Quote

Photo Upload Guide – Surface Treatment

  • Powder coating: parts in spray booth being coated, 800x600px
  • Finished: rack of powder-coated parts, 800x600px
  • Anodizing: aluminum parts in anodizing tank, 800x600px
  • Color matching: RAL fan with sample parts, 800x600px

Remove this block after uploading real factory photos. Replace with WordPress Image or Gallery blocks.

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