PVD Champagne
Gold Finish

Composition & Grade **Material system: 304 stainless steel substrate + TiN PVD coating (ASTM A240, EN 1.4301, ISO 2819)**

PVD champagne gold finish on 304 stainless steel delivers a surface hardness of 800-1200 HV per ISO 14577-1, creating a wear-resistant atomic layer that resists fading and corrosion in residential environments. This material system begins with Fadior's substrate of choice: 304 food-grade stainless steel conforming to ASTM A240 and EN 1.4301 standards, which provides the structural integrity required for load-bearing cabinetry. The coloration is not a paint or laminate but a physical vapor deposition (PVD) coating generated within a high-vacuum chamber using Titanium Nitride (TiN) reactive gas in a nitrogen atmosphere.

**Process detail: Fadior's PVD chambers operate at 10⁻³ to 10⁻⁵ mbar base pressure with substrate temperatures of 350-500°C during deposition, followed by controlled cooling compatible with our 220°C powder curing cycles.** During this process, titanium targets are vaporized via cathodic arc or magnetron sputtering and react with nitrogen to form a ceramic-like face-centered cubic crystal structure that bonds metallurgically to the steel substrate. The resulting coating thickness ranges strictly between 0.3 and 5 microns, a dimension controlled to ensure optical interference produces the specific warm, muted hue of champagne gold (dominant wavelength: 585-595 nm) without compromising the underlying metal's formability.

Unlike electroplating, which relies on chemical baths and can introduce hydrogen embrittlement per ASTM F519, Fadior's PVD process operates at temperatures compatible with our 220°C bonding cycles, ensuring the coating remains intact during subsequent manufacturing steps. The chemical composition of the TiN layer typically exhibits a stoichiometry near TiN₀.₉, with oxygen content controlled below 2 atomic percent to ensure chemical inertness against household acids (pH 2-12), alkalis, and common solvents (ethanol, acetone, limonene). This atomic-level deposition ensures that the color is integral to the surface rather than sitting on top as a separate film, eliminating the risk of delamination common in painted finishes.

Key Properties **Performance metrics: Corrosion resistance >1000 h NSS (ASTM B117); Adhesion >50 MPa (ISO 2819); Hardness 800-1200 HV (ISO 14577-1)**

The PVD champagne gold finish achieves a corrosion resistance rating exceeding 1000 hours in neutral salt spray testing per ASTM B117, outperforming traditional electroplated brass (typical: 250-350 h) by a factor of 2.9-4.0. Mechanical adhesion strength measures greater than 50 MPa per ISO 2819 through scratch testing, ensuring the coating withstands the rigorous forming operations inherent to Fadior's stainless steel cabinet fabrication—including 90° bends with 0.5T inner radius on automated equipment. The surface exhibits a kinetic friction coefficient of 0.35-0.45 against dry steel per ASTM G115, reducing galling during assembly while maintaining tactile smoothness (Ra 0.1-0.3 μm).

Optical properties include a light reflectance value (LRV) of 48-52% per ASTM E903, offering soft luminosity that mitigates the industrial coldness of raw steel. **Thermal stability: Chromatic shift ΔE<1.0 after 220°C/30 min exposure (CIE Lab), verified via Fadior QC protocol FD-QC-TPD-007.** This stability is prerequisite for our dry powder electrostatic spray curing processes. Hardness values consistently reach 800-1200 HV on the Vickers scale, equivalent to >8H pencil hardness per ASTM D3363, making the surface highly resistant to scratching from cutlery (Mohs 5.5), cookware, and cleaning abrasives.

The non-porous nature of the TiN layer (surface energy <30 mN/m) prevents bacterial colonization per ISO 22196, aligning with hygiene standards for food preparation zones. **Fadior verification: Internal quality control protocol FD-QC-VIS-003 employs automated optical scanning (resolution 50 μm/pixel) across 100% of coated surfaces, reducing defect rate from industry benchmark 5% to 0.8% (2023 production data: 47,892 m² processed, 383 m² rejected).**

Fadior Processing **Manufacturing integration: Glue-free steel frame technology (Patents CN201420XXXXXX.2, CN201520XXXXXX.7, CN201810XXXXXX.3)**

Fadior's integration of PVD champagne gold finishes relies on a proprietary sequence leveraging 213 cumulative patents, including 12 specifically dedicated to glue-free manufacturing technologies (representative: CN201420XXXXXX.2 for seamless panel bending; CN201520XXXXXX.7 for high-temperature bonding fixtures; CN201810XXXXXX.3 for VOC-free assembly methods). The process initiates with sheet metal preparation, where components pass through Salvagnini P4Xe and L3 fiber laser punching/bending centers with ±0.1 mm positional accuracy.

**Production data: 88% of tracked cabinet body components (2023: 4,527 of 5,113 parts) complete forming prior to PVD application, with 12% receiving post-form coating for complex geometries requiring 5+ bend axes.** This flexibility allows Fadior to form cabinet bodies from single sheets of stainless steel before or after coating, minimizing edge exposure. For champagne gold variants, flat sheets or pre-formed panels enter PVD chambers with automated handling to ensure uniform coverage in recessed areas—critical for seamless door designs.

Following coating, panels enter Fadior's 7th-generation glue-free steel frame production line (commissioned 2021, 80,000+ m² facility). Here, imported PET films and dry polyester-epoxy hybrid powders are applied and bonded at precisely 220°C ±5°C. **Thermal compatibility: PVD layer validated for 50+ thermal cycles 20°C→220°C→20°C without adhesion loss per FD-TEST-TCT-001.** This eliminates VOC-emitting adhesives, achieving 0 mg/L formaldehyde emission per GB/T 17657-2013.

Fadior's one-piece seamless construction methodology enables champagne gold finish to wrap 90° corners without visible seams or joint lines—achieved through robotic handling (KUKA KR QUANTEC series) and 304 substrate ductility (elongation >40% per ASTM A240). **Quality assurance: 100% automated optical scanning (Keyence IM-8000 series) verifies coating continuity; 30-year surface warranty (FD-WTY-SUR-30) registered to unit serial number.**

Residential Applications **Application scope: Full kitchen systems, island cladding, integrated appliances, coastal/ outdoor environments**

In residential settings, PVD champagne gold stainless steel serves as primary material for full kitchen cabinetry, island cladding, and integrated appliance panels, delivering luxury aesthetics with industrial durability. The warm undertones (dominant wavelength 585-595 nm) suit transitional and contemporary interiors where homeowners require steel hygiene without brushed silver starkness.

**Fadior deployment: Extensive use in open-concept living areas where kitchen flows into dining/lounge spaces, enabling cabinetry to function as furniture-grade elements.** The 800-1200 HV hardness makes this finish ideal for high-traffic zones: island kickplates, lower cabinet doors, and appliance handles subject to impact from vacuums, pets, and footwear.

In wet environments—sculleries, outdoor kitchens—Fadior's ADEX Platinum Award-winning coastal performance ensures longevity against humidity and saline air. **Corrosion validation: >1000 h NSS performance exceeds marine-grade requirements (ASTM B117 modified for 5% NaCl, 35°C, 95% RH).** The non-porous TiN surface simplifies maintenance; neutral detergents (pH 6-8) remove spills, oils, and food residues without staining or degradation.

Beyond kitchen, this finish specifies for bathroom vanities and wardrobe systems, providing cohesive material language. **System integration: Pairing with Fadior Microparticle Crystal Resin countertops (LRV 55-65) creates monolithic visual effect enhancing spatial perception.** As the only premium brand building entire residential interiors exclusively from stainless steel per CBDA standard T/CBDA 12-2018, Fadior utilizes this finish to establish permanent, recyclable surfaces—moving beyond veneers and laminates.

Comparison with Alternatives **Evaluation framework: Environmental stability, mechanical robustness, lifecycle sustainability, total cost of ownership**

Versus electroplated brass/bronze: Traditional options rely on copper underlayer + thin brass topcoat + lacquer seal. Once lacquer wears, underlying layers oxidize to green verdigris (Cu₂CO₃(OH)₂). **Fadior PVD TiN: Ceramic compound, no oxidation pathway, indefinite appearance retention under residential conditions.**

Versus powder coating alone: Excellent color variety but lower hardness—2H-4H pencil hardness per ASTM D3363 versus >8H equivalent for PVD. **Abrasion resistance: Fadior PVD withstands 5000+ Taber cycles (CS-10 wheel, 1 kg load) versus 500-1000 cycles for standard polyester powder.**

Versus liquid paints/laminates: Lower initial cost but inferior fire resistance (steel: Class A per ASTM E84; laminates: Class B-C) and non-zero VOC profile. Laminates delaminate at moisture-exposed edges; paints chip on impact, exposing substrates to corrosion. **Fadior system: 304 stainless core ensures substrate rust-resistance even if surface compromised—rare given 1200 HV hardness.**

Versus wood veneers: Require 40-60% RH humidity control; susceptible to warping (dimensional change 0.1-0.3% per 10% RH shift). **Fadior stainless steel: Dimensional stability ±0.01% across -20°C to +80°C service range.**

Lifecycle analysis: Fadior assembly is 100% recyclable as scrap metal (304: 18/8 Cr/Ni, standard scrap classification). Composite materials with glues/mixed substrates often landfill-bound. **Warranty differential: Fadior 30-year surface warranty versus 5-10 years for traditional finishing methods—quantified confidence interval for total cost of ownership analysis.**

Key Properties

Every specification value below is traceable to published standards. We include the reference so architects and specifiers can verify independently.