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Finishing & Assembly Support

Complete Finishing Support for Production-Ready Fabrication

G.P. Manufacturing provides finishing and assembly support services for manufacturers throughout Orange County and Southern California. Working closely with long-standing, trusted finishing partners, we help customers streamline projects from raw fabrication to completed, production-ready components.

Our finishing support capabilities are selected to meet a wide range of functional and cosmetic requirements including corrosion resistance, electrical conductivity, durability, identification, and aesthetic appearance. By working hand-in-hand with experienced local vendors, we maintain dependable quality, consistent communication, and reliable turnaround times throughout the finishing process.

Finishing Services

We support a wide range of secondary finishing processes including:

  • Chem Film / Chromate Conversion

  • Anodize

  • Passivation

  • Zinc Plating

  • Nickel & Electroless Nickel Plating

  • Chrome Plating

  • Powder Coating

  • Silkscreen

  • Laser Engraving

These finishing capabilities support a broad range of industries and applications including electronics, battery systems, electrical infrastructure, industrial equipment, enclosures, and production assemblies.

Hardware Installation & Assembly Support

G.P. Manufacturing provides in-house PEM hardware and rivet insertion services to support production-ready sheet metal fabrication. By integrating secondary assembly operations directly into our manufacturing process, we help reduce vendor handling, improve production efficiency, and streamline final assembly for our customers.

Our team routinely installs:

  • PEM hardware

  • Self-clinching fasteners

  • Rivets

  • Standoffs

  • Nuts and studs

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