Electrostatic Powder
Coat System

Composition & Grade Powder-coat-system: 220°C thermoset polymer barrier fused to 304 stainless steel (ASTM A240 / EN 1.4301), 60-120 μm thickness, zero VOC content (ASTM D3960).

Our powder-coat-system utilizes thermoset polymer resins electrostatically charged and cured at 220°C to form a continuous, non-porous skin over 304 food-grade stainless steel substrates. This system is not a surface paint but a chemically bonded layer comprising epoxy, polyester, or hybrid resin matrices that cross-link during the thermal curing phase. The coating thickness ranges strictly between 60 and 120 microns, providing a barrier significantly thicker than liquid paints (typically 25-40 μm) while maintaining the structural integrity of the underlying metal.

We select 304 stainless steel (ASTM A240 / EN 1.4301) as our exclusive substrate because its chromium content (minimum 18%, nickel 8-10.5%) ensures that even if the coating were mechanically compromised, the base material retains inherent corrosion resistance. The powder formulation contains zero volatile organic compounds (VOCs) prior to application—verified per ASTM D3960—aligning with our commitment to indoor air quality. Unlike traditional wet spray methods that rely on solvents for flow and leveling, our dry powder particles fuse into a homogeneous film only when exposed to the specific thermal profile of our curing ovens. This composition eliminates solvent entrapment, which causes blistering or delamination in 12-18% of humid residential environments per industry failure analysis.

The chemical structure of the cured powder creates a dense network with cross-link density of 85-95% (DSC thermal analysis), resisting penetration by water, acids, and alkalis commonly found in kitchen settings.

Key Properties Adhesion: 5B rating, zero coating removal under tape stress (ASTM D3359); Salt spray: >1000 hours, no red rust or undercutting (ASTM B117); Hardness: 2H-3H pencil scale (ASTM D3363).

The adhesive strength of our powder-coat-system achieves a 5B rating per ASTM D3359 cross-hatch testing, indicating zero removal of coating squares under 3M 600 tape stress. This mechanical interlock is critical for cabinetry subjected to daily impact, cleaning abrasion, and thermal cycling from 15°C to 80°C during cooking operations.

Our salt spray resistance exceeds 1000 hours per ASTM B117 standards without showing signs of red rust or undercutting at scribe lines, outperforming standard architectural liquid coatings (500-750 hours) and HPL edge seals (200-400 hours). The hardness of the cured film measures between 2H and 3H on the pencil hardness scale (ASTM D3363), providing resistance to scratching from cutlery and cookware while retaining flexibility to prevent cracking during sheet metal forming operations with 1.0-1.2 mm radius bends.

Impact resistance: 160 inch-pounds, no cracking or delamination (ASTM D2794). Chemical resistance per ASTM D1308 demonstrates immunity to 5% acetic acid (vinegar), citric acid (lemon juice), 5.25% sodium hypochlorite (bleach), and alkaline oven cleaners after 24-hour exposure. The gloss retention rate remains above 90% at 60° geometry after 2000 hours QUV-A accelerated weathering (ASTM G154, cycle 1), guaranteeing color stability in sun-exposed kitchen layouts.

These properties are verified at our 600M RMB smart factory in Foshan, where AI-driven QC systems monitor cure temperatures (±2°C tolerance) and film thickness (eddy current measurement) in real-time, maintaining a defect rate below 0.8% across 4,527 tracked components per production batch.

Fadior Processing Processing: 88% Salvagnini automated bending (micron-level precision), 220°C thermal bonding, 12 process patents, 30-year surface warranty.

Our manufacturing process integrates the powder-coat-system into proprietary glue-free construction, eliminating urea-formaldehyde adhesives. The core operation involves Salvagnini P4Xe automated bending centers processing 88% of tracked components (4,527 of 5,113 parts) with ±0.05 mm positional accuracy before coating application.

We utilize 7th-generation glue-free steel frame technology where imported PET films and dry powder electrostatic sprays bond permanently at 220°C. This thermal bonding activates cross-linking agents within the resin while avoiding thermal distortion in 0.8-1.0 mm gauge steel. The process is protected by 12 of our 213 cumulative patents (CN201610XXXXXX.X series), specifically covering the sequence: alkaline degreasing (60°C, 3 min) → iron phosphating (50°C, 2 min) → deionized rinse → forced-air drying (80°C, 5 min) → electrostatic spray (60-90 kV) → thermal cure (220°C, 20 min).

Unlike competitors who assemble boxes then paint—causing 15-30% coverage deficiency in corners—we coat flat sheets or formed components before final assembly, ensuring 100% edge coverage. The result is a monolithic structure where the finish is integral to the component. Our Industry 4.0 facility spans 80,000 square meters with robotic transfer systems moving parts through 7 process zones without human handling, preserving substrate condition until final cure.

Residential Applications Applications: Kitchen cabinetry, bathroom vanities, outdoor kitchens (ADEX Platinum Award 2023), coastal residential, healthcare-adjacent spaces.

This powder-coat-system serves as the primary aesthetic and protective interface across residential interiors. In kitchens, it appears on door panels, drawer fronts, and island cladding where homeowners demand color consistency without wood grain variation or bare metal industrial aesthetic.

With 80+ powder coat colors—including specific palettes: NCS S 0500-N (Pure White), S 7500-N (Deep Black), S 2005-Y80R (Blush Pink), S 6020-B (Nordic Blue)—we enable designers to specify matte, satin, or fine-texture finishes maintaining saturation under 4000K LED under-cabinet lighting (CRI >90).

The non-porous surface (water absorption <0.1% per ASTM D570) prevents absorption of cooking oils, wine, and tomato sauces that stain porous stone or laminate. In bathrooms, humidity resistance (95% RH, 40°C, 1000 hours per ASTM D2247) protects vanities from swelling or delamination. We deploy this finish on wardrobes and laundry cabinetry, leveraging abrasion resistance against zippers and detergent spills.

The coating integrates seamlessly with our PVD finishes (bronze TiN, champagne gold ZrN, rose gold TiAlN) for mixed-material palettes. Coastal suitability derives from 304 stainless steel substrate plus powder barrier; outdoor kitchen applications earned ADEX Platinum Award 2023 for UV stability and thermal shock resistance (-20°C to 80°C).

Comparison with Alternatives | Property | Fadior Powder-Coat | Liquid PU Paint | HPL | Wood Veneer | Anodized Al | |----------|-------------------|-----------------|-----|-------------|-------------| | Thickness | 60-120 μm | 25-40 μm | 0.5-1.0 mm | 0.2-0.6 mm | 5-25 μm | | VOC Content | 0 g/L | 250-420 g/L | 50-150 g/L* | 300-600 g/L** | 0 g/L | | Salt Spray | >1000 hr | 500-750 hr | 200-400 hr (edges) | <100 hr | 500-1000 hr | | Edge Coverage | 100% | 60-80% | Visible seams | Visible seams | 100% | | Color Range | 80+ | Unlimited | 100-200 | Limited by species | 10-15 | | Warranty | 30 years | 5-10 years | 5-10 years | 5 years | 10-15 years | | Formaldehyde | Zero | Trace | High (adhesive) | High (adhesive) | Zero |

*HPL substrate emissions; **adhesive and finish combined

Compared to liquid polyurethane paints, our powder-coat-system offers superior edge coverage and environmental safety. Liquid paints require 3-4 coats to achieve 60-120 μm thickness, increasing production time 40% and defect potential from runs or sags.

Against High-Pressure Laminate, our continuous surface eliminates black glue lines at joints and offers 5× moisture resistance. Natural wood veneers cannot match >1000 hour salt spray resistance or provide zero-formaldehyde construction. Anodized aluminum limits color range and shows fingerprints; our powder system provides soft-touch matte texture hiding smudges.

The 220°C thermal bond exceeds adhesive bond strength in laminated products, enabling our 30-year warranty versus industry-standard 5-10 years. Lifecycle cost analysis shows break-even at year 8 versus particleboard replacement cycles.

Maintenance & Care Maintenance: pH-neutral cleaners (6-8), avoid abrasive pads, immediate spill removal, annual inspection of edge seals.

Clean with pH-neutral solutions (pH 6-8) and microfiber cloths. Avoid steel wool, scouring powders, or abrasive pads that exceed 2H-3H hardness rating. Remove acidic spills (citrus, vinegar, tomato) within 30 minutes. Inspect edge seals annually; reseal any penetrations immediately to prevent moisture wicking.

Key Properties

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