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| Titanium nitride (TiN) or zirconium nitride (ZrN) (for gold finish) | Titanium carbonitride (TiCN) or chromium nitride (CrN) (for black finish) | Titanium aluminum nitride (TiAlN) or copper alloy-based nitride (for bronze finish) | Titanium oxide (TiO₂) or pure chromium (Cr) (for silver finish) |
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| SUS304 stainless steel (18Cr-8Ni) | SUS304 stainless steel (18Cr-8Ni) | SUS304 stainless steel (18Cr-8Ni) | SUS304 stainless steel (18Cr-8Ni) |
| 0.3 - 3.0 mm (customizable for specific needs) | 0.3 - 3.0 mm (customizable for specific needs) | 0.3 - 3.0 mm (customizable for specific needs) | 0.3 - 3.0 mm (customizable for specific needs) |
| Standard: 1220*2440 mm, 1220*3050 mm; Custom sizes available | Standard: 1220*2440 mm, 1220*3050 mm; Custom sizes available | Standard: 1220*2440 mm, 1220*3050 mm; Custom sizes available | Standard: 1220*2440 mm, 1220*3050 mm; Custom sizes available |
| Mirror finish, brushed finish, hairline finish, sandblasted finish (optional) | Mirror finish, brushed finish, hairline finish, sandblasted finish (optional) | Mirror finish, brushed finish, hairline finish, sandblasted finish (optional) | Mirror finish, brushed finish, hairline finish, sandblasted finish (optional) |
| Excellent (passes 48-hour neutral salt spray test per ASTM B117) | Excellent (passes 72-hour neutral salt spray test per ASTM B117) | Excellent (passes 48-hour neutral salt spray test per ASTM B117) | Excellent (passes 60-hour neutral salt spray test per ASTM B117) |
| Hardness: HV 1800 - 2200 (resistant to daily scratches and minor impacts) | Hardness: HV 2000 - 2500 (higher scratch resistance than gold coating) | Hardness: HV 1700 - 2000 (good resistance to light scratches) | Hardness: HV 1900 - 2300 (balanced scratch and wear resistance) |
| ≥ 5 years (indoor use); ≥ 3 years (outdoor use with proper maintenance) | ≥ 8 years (indoor use); ≥ 5 years (outdoor use with proper maintenance) | ≥ 6 years (indoor use); ≥ 4 years (outdoor use with proper maintenance) | ≥ 7 years (indoor use); ≥ 5 years (outdoor use with proper maintenance) |
| Luxury hotel lobbies, jewelry display cases, high-end furniture accents, elevator panels | Modern office interiors, kitchen backsplashes, electronic device casings, door handles | Retro-style restaurants, historical building renovations, decorative wall panels, signage | Minimalist home decor, medical equipment, automotive trim, appliance surfaces |