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  • SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader
  • SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader
  • SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader
  • SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader
  • SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader
  • SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader
SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader

SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader

  • >= 10 Pieces
    $18

Customization:

Customized packaging(Min.Order: 10000 pieces)
Customized logo(Min.Order: 10000 pieces)
Graphic customization(Min.Order: 10000 pieces)

SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High Thermal Conductivity: Engineered with a CVD (Chemical Vapor Deposition) diamond compound, this plate delivers exceptional heat dissipation, ideal for heat sink spreaders in high-power applications.
  • Customizable Design: Tailored to specific thermal management needs through adjustable dimensions, surface finishes, and integration requirements.

Key features

  • 1. Advanced Material Technology

  • With diamond compound material, achieve 2x higher thermal conductivity than copper for superior heat dissipation in high-power applications*. The CVD (Chemical Vapor Deposition) process ensures a durable, uniform diamond layer resistant to thermal stress.

  • 2. Outstanding Performance Parameters

  • With thermal conductivity up to 2000 W/m·K, outperform aluminum-based heat sinks by over 10x in heat transfer efficiency*, enabling faster cooling for demanding electronics.

  • 3. Customizable Interactive Design

  • With modular dimensions and surface finishes, adapt to specific heat sink requirements, reducing assembly time and compatibility issues compared to standardized solutions*.

  • 4. Scenario-Specific Solutions

  • Designed for continuous commercial use, handle 24/7 operation in data centers or industrial equipment, unlike consumer-grade heat spreaders prone to thermal degradation*.

  • 5. Certified Reliability

  • Complies with ISO 14001 environmental and IEC thermal performance standards, ensuring eco-friendly production and consistent heat management under extreme conditions*.

Product details

SML Group Customized Thermal Conductivity CVD Diamond Plate for Heat Sink Spreader

The SML Group Customized Thermal Conductivity CVD Diamond Plate is engineered for high-performance heat dissipation in advanced thermal management systems. Crafted from a diamond compound, this plate offers exceptional thermal conductivity and durability, tailored for applications requiring rapid heat spreading in compact designs.

Technical specifications

FeatureSpecificationBenefit
MaterialCVD (Chemical Vapor Deposition) diamond compoundSuperior thermal conductivity and mechanical strength
Thermal Conductivity2000 W/m·K (Base Model)Efficient heat dissipation for high-power devices
Thickness Range0.5–3 mm (adjustable)Versatile for diverse heat sink designs
Surface FinishPrecision polished (Ra ≤ 0.8 μm)Minimizes contact resistance in thermal interfaces
ApplicationHeat sink spreaders, semiconductor cooling, aerospace electronicsEnsures stable thermal performance under extreme conditions

Customization guide

Adjustable parameters:

  • Grit/Particle Size: Customize diamond particle distribution for optimized thermal and mechanical performance in specialized applications.
  • Thickness: Tailor plate thickness (0.5–5 mm) to match heat sink geometry and thermal load requirements.

Get inspired

With its ultra-high thermal conductivity and customizable design, the CVD Diamond Plate enables engineers to tackle demanding thermal challenges. Ideal for next-gen power electronics, laser systems, or high-frequency RF components where compact size and efficient heat spreading are critical.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Thermal Conductivity2000 W/m·K+10% (2200 W/m·K)+20% (2400 W/m·K)*
Thickness Range0.5–3 mm0.5–5 mm0.5–10 mm
Surface FinishPrecision polishUltra-smooth (Ra ≤0.5 μm)Mirror finish (Ra ≤0.3 μm)

Supplier's note

  1. Technical Breakthroughs:

    • Thermal Conductivity: The Pro Model’s 2400 W/m·K exceeds industry benchmarks by 20%, enabling safe operation in extreme thermal environments.
    • Thickness Flexibility: Adjustable up to 10 mm accommodates thick heat sinks in industrial machinery.
    • Surface Precision: Mirror finish in the Pro Model reduces contact thermal resistance by 30%, ideal for high-power laser diodes.
  2. Optimal Version Selection:

    • Base Model: Suitable for standard electronics (e.g., consumer GPUs) where cost-efficiency is prioritized.
    • Advanced Model: Targets high-performance servers and automotive systems requiring enhanced thermal margins.
    • Pro Model: Designed for aerospace and defense applications, where triple the industry-standard chemical resistance (e.g., against corrosive coolants) and ultra-low thermal resistance are critical.

Example: With the Pro Model’s 2400 W/m·K thermal conductivity, you can achieve 40% faster heat dissipation in satellite electronics, paired with its mirror finish to ensure minimal thermal bottlenecks in cryogenic environments.

Frequently asked questions

  • Q: Which thermal conductivity diamond plate suits high-power electronics heat sinks?

  • Q: How to clean and maintain CVD diamond heat spreaders for longevity?

  • Q: What are the advantages of CVD diamond vs copper/aluminum in heat sinks?

  • Q: Can SML’s diamond plates be customized for non-standard heat sink dimensions?

  • Q: Is the diamond compound in SML’s plates FDA-approved for thermal management?

  • Q: What grit options are available for CVD diamond heat spreaders?

  • Q: How does SML’s CVD diamond compare to natural diamond for heat spreading?

  • Q: Are SML’s diamond plates compatible with automated heat sink assembly lines?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
CVD Diamond Heat SpreaderHigh-power semiconductors, aerospaceThermal Conductivity: 2000 W/m·K (ISO 8894)
Material: Synthetic Diamond (ASTM C32)
Thickness: 0.5mm (ISO 3801)
▲▲▲ Best thermal performance
Corrosion-resistant (ASTM G85)
Lightweight
High cost ($500+/unit)
Brittle (requires protective coating)
Aluminum Heat SinkConsumer electronics, PCsThermal Conductivity: 237 W/m·K (ISO 22007)
Weight: 2.7 g/cm³ (ASTM E8)
▲ Cost-effective ($10–$50)
Lightweight
Easy machining
Lowest conductivity
Low heat capacity (ASTM E96)
Copper Heat SinkIndustrial servers, telecom equipmentThermal Conductivity: 401 W/m·K (ISO 22007)
Corrosion Resistance: ASTM B117 1000hr+
▲▲ Superior conductivity vs aluminum
High durability
Heavy (8.96 g/cm³)
Costly ($50–$200)
Requires anti-corrosion coatings
Graphite SheetFlexible electronics, EV batteriesThermal Conductivity: 800 W/m·K (ASTM E1461)
Flexibility: Bend Radius <5mm (ASTM D522)
▲ Lightweight
Flexible design compatibility
Low profile
Conductivity < diamond/copper
Delaminates under high stress (ASTM D882)
Thermal GreaseCPU/GPU interfaces, consumer devicesThermal Resistance: 0.1°C·cm²/W (ASTM C518)
Viscosity: 500–1000 cP (ASTM D445)
▲▲ Cost-effective ($1–$10)
No assembly gap issues
Volatile over time (degrades after 5–7 years)
No structural support
Sapphire SubstrateLED lighting, RF componentsThermal Conductivity: 46 W/m·K (ISO 8894)
Hardness: 1800 HV (ASTM C1322)
▲▲ Hardness (scratch-resistant)
Chemically inert (ASTM E84)
Poor thermal performance
Brittle (requires careful handling)

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