Types of PVD Coatings: The Complete 2024 Surface-Finishing Catalogue
1. Why Types of PVD Coatings Matter
| Need | Typical Film | Benefit | 2024 Demand CAGR |
| Ultra-wear | TiAlCrN | 2 900 HV, 1 000 °C | +18 % |
| Low friction | ta-C DLC | 0.04 vs steel | +15 % |
| EMI shield | Ag/Ni/Cr | 85 dB @ 6 GHz | +12 % |
| Optical AR | Al₂O₃/SiO₂ | < 0.2 % reflection | +10 % |
| Medical CE | ta-C | Biocompatible | +20 % |
| Food FDA | CrN | FDA-compliant | +8 % |
2. 2024 Master Table – Film vs Property
| Film | Thickness (µm) | Hardness (HV) | Wear Rate (mm³/N·m) | Salt-Spray (h) | Max Temp (°C) | Typical Use |
|---|---|---|---|---|---|---|
| TiN | 0.5–3 | 2 000 | 2.0×10⁻⁵ | 500 | 500 | Cutting tools |
| TiCN | 0.5–3 | 2 400 | 1.5×10⁻⁵ | 600 | 600 | Injection molds |
| TiAlCrN | 1–5 | 2 900 | 1.1×10⁻⁶ | 1 200 | 1 000 | Turbine blades |
| CrN | 1–4 | 2 200 | 1.6×10⁻⁶ | 800 | 600 | EV motor punches |
| CrAlON | 1–3 | 2 600 | 1.8×10⁻⁶ | 800 | 600 | Petrochemical valves |
| ta-C DLC | 0.1–2 | 3 000 | 5.2×10⁻⁷ | 1 000 | 400 | Medical drills |
| Al₂O₃/SiO₂ | 0.05–0.3 | 1 200 | N/A | 500 | 600 | Optical AR |
| Ag/Ni/Cr | 0.05–1 | 300 | N/A | 48 | 200 | EMI shielding |
| SiBON | 0.5–2 | 2 400 | 9.0×10⁻⁷ | 900 | 900 | Steam valves |
3. How to Pick the Right Type (Check-List)
| Load / Environment | Recommended Stack | Why |
|---|---|---|
| High-temp (>800 °C) | TiAlCrN | Oxidation barrier |
| Medical implant | ta-C | FDA & CE compatible |
| EMI shielding | Ag/Ni/Cr | 85 dB @ 6 GHz |
| Food contact | CrN | FDA 21 CFR compliant |
| Optical AR | Al₂O₃/SiO₂ | < 0.2 % reflection |
4. Three 2024 Case Studies
Case 1 – Aerospace Turbine Blade
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Client: European OEM, 2024
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Challenge: 850 °C fretting at dovetail
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Stack: TiAlCrN 2 µm + a-C:H 200 nm
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Outcome: Wear scar < 5 µm after 1 000 h; maintenance interval doubled
Case 2 – EV Motor Lamination Die
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Client: US EV Tier-1, 2024
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Challenge: 0.35 mm electrical steel sticking at 400 °C
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Stack: CrAlON 1.8 µm + a-C:H 50 nm
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Outcome: Tool life 4× longer, scrap −40 %
Case 3 – Medical Drill
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Client: US MedTech startup, 2024
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Challenge: 316L needs CE-compliant low-friction finish
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Stack: ta-C 300 nm + Cr 30 nm adhesion
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Outcome: Penetration force −25 %, CE mark granted
5. Global Standards & Sustainability
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ISO 9001:2015 / IATF 16949 / ISO 13485
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REACH, RoHS, FDA 21 CFR §175.300
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Energy: 0.45 kWh per m²
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Waste: Zero liquid effluent
6. 7-Day Delivery Timeline
| Milestone | Lead Time |
|---|---|
| DFM + Quote | 24 h |
| Prototype (1–10 pcs) | 48 h |
| Validation (CT, salt-spray) | 5 days |
| Mass Production | 7–10 days |
| Door-to-Door Delivery | 12 days total |
7. FAQs – Which Type for Which Load?
| Question | Answer |
|---|---|
| Can PVD coat plastics? | Yes, metallised PEEK, LCP. |
| Largest part? | 800 mm Ø × 1200 mm L. |
| Minimum order? | 1 piece. |
8. How to Order Tomorrow
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Email [email protected] with STEP/IGES.
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Specify substrate, load, temperature, thickness budget.
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Receive DFM + type-specific stack + quote within 48 h.
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Approve → 3-day prototype → volume ramp.
Explore complementary services: Professional Anodizing Near Me
Explore Further
Useful follow-up reading on the same subjects:
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