materials-finishes

Cathodic Arc Zirconium Nitride (ZrN) Gold PVD on Solid Brass Locks

Engineering Overview: Process guide on Zirconium Nitride (ZrN) PVD gold deposition on brass lock cylinders, guaranteeing lifetime resistance to UV and salt air.

Technical & Engineering Specifications

PVD Ceramic Zirconium Nitride (ZrN Deposition)
Micro-Hardness 2400 HV Vickers Hardness
Color Appearance Brilliant Polished Mirror Gold
Salt Spray Rating ASTM B117 > 1000 Hours (Grade 5)

Lifetime Non-Tarnish Gold PVD

Traditional lacquered polished brass hardware tarnishes within 2 years. Zirconium Nitride (ZrN) provides permanent gold luster.

Ceramic Performance

  • 2400 HV Vickers Hardness: Resists scratches from steel keys.
  • ASTM B117 Salt Spray: Survives $>1000\text{ hours}$ without pitting or fading.

Frequently Asked Engineering & Selection Questions

Q1: What are the primary material characteristics of this finish?

Process guide on Zirconium Nitride (ZrN) PVD gold deposition on brass lock cylinders, guaranteeing lifetime resistance to UV and salt air.