Foil Stamping & Embossing
Hot Foiling: Transfers metallic films (gold/silver/holographic) via heated dies (120-180°C), achieving 5μm precision. Variants include:
3D Foiling: Multi-level depth effects
Diffractive Foiling: Light-reactive patterns
ColorShift Foiling: Angle-dependent hues
Debossing/Embossing: Creates bas-relief textures up to 2.5mm depth using counter-force dies (200-300 tons pressure).
Premium Application: Cartier combines debossed foiling with silk-lined cavities for jewelry cases.
UV Spot Varnishing
Cures acrylate oligomers with UV-LED (365-395nm) for localized glossy/matte textures
Advanced techniques:
3D Gel UV: Builds 0.3-1.2mm tactile ridges
Soft-Touch UV: Velvet-like finish (0.8-1.2μ Ra)
Thermochromic UV: Temperature-reactive inks
Technical Edge: Combines with foil stamping to create metallic-tactile hybrids (e.g., Dior perfume boxes).
Laser Engraving & Cutting
CO₂ Laser (10.6μm): Achieves 20μm engraving resolution on paper/wood/acrylic
Fiber Laser (1.06μm): Metals/plastics marking at 100,000 dpi
Innovations:
Depth-Graded Engraving: 0.1-3mm variable relief
Kiss-Cutting: Partial-depth decorative perforations
Laser-Ablated Foils: Selective metallic patterning
Sustainability Benefit: Eliminates traditional die-making waste.
Eco-Conscious Processes
| Technique | Environmental Advantage | Luxury Adoption |
| Waterless Printing | VOC-free operation | Hermès "Petit h" line |
| Bio-Based Coatings | 90% biodegradability (ASTM D5511) | Aesop skincare packaging |
| Molded Pulp Forming | 100% recycled fiber use | Apple Watch cases |
| Digital Foiling | 70% energy reduction | Montblanc gift sets |