WDAM Diamond Materials

Introducing High-Quality CVD Diamond Solutions

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— PARTNERS IN INNOVATION — 

Hi-Rel is pleased to announce our appointment as an Authorized Distribution Partner of leading U.S.-based diamond manufacturer WD Advanced Materials.

Through this partnership, our product lineup now includes single crystal and polycrystalline CVD bulk and thin film diamond solutions, precision engineered for demanding thermal management, semiconductor, quantum, and optical applications. 

WHY WD ADVANCED MATERIALS X HI-REL

For nearly 50 years, the Hi-Rel Group has been a trusted provider of advanced components, packaging, and thermal management solutions for high-reliability electronics across the aerospace, defense, and industrial markets.

As we expand our offerings to include WD Advanced Materials (WDAM) products, we reinforce our commitment to supporting our customers with the quality and service they’ve come to expect, providing the latest in advanced technologies and materials to drive your innovations.

POWERING THE FUTURE WITH WD ADVANCED MATERIALS

HI-REL’S COMMITMENT TO YOU

  1. INTEGRITY AT EVERY TOUCHPOINT
  2. UNMATCHED SUPPORT
  3. RELIABLE & FAST TURNAROUND
  4. COMPETITIVE PRICE-POINTS
  5. ONE SOURCE FOR EVERY CONNECTION

Hi-Rel is here to serve your mission critical needs, now as Partners in Innovation to the global leader in precision engineered diamond solutions, WD Advanced Materials. 

WDAM DIAMOND SOLUTIONS

available now through the Hi-Rel Group

Hi-Rel customers now have access to a fully comprehensive suite of CTE-controlled high-performance thermal management solutions, all from a single storefront and trusted source. Through our partnership with WD Advanced Materials, our enhanced product portfolio now spans the full spectrum of thermal performance needs, with solutions ranging from 500 W/mK to over 2200 W/mK in conductivity.

Beyond reaching the theoretical limits of thermal conductivity, diamond delivers a unique combination of ultra-wide wide bandgap, high breakdown field, and excellent mechanical strength, making it a compelling platform for the next generation of power, RF, and quantum technology, among other critical and emerging applications. Whether you’re optimizing for smaller footprints, higher power densities, improved reliability, or other critical technology enablers, WDAM’s diamond technology can be tailored to your needs.

Product GradeMaterial Properties
Applications & Features
Optical and Standard Grade Single Crystal Diamond

•    Bulk and Thin Film

•    Orientation: (100), (110), (111) 

•    Dimensions: up to 10.00mm (length, width), 0.30 and 0.50mm (thickness) stocked substrates; alternative sizes, shapes, and epi films upon request

•    Surface Finishes: Laser Cut, Optical Polish (<20nm Ra), Epi-Ready Polish (<5nm Ra), Fine Polish (<2nm Ra) 

•    Thermal Conductivity: 2200 W/mK

•    Nitrogen Levels: <5ppm

•    Metallization: available upon request

Low-defect, low nitrogen diamond substrates for high-power electronics, high-durability optics, and other critical thermal transport solutions.
Intrinsic / Electronic Grade Single Crystal Diamond

•    Bulk and Thin Film

•    Orientation: (100) 

•    Dimensions: up to 10.00mm (length, width), 0.30 and 0.50mm (thickness) stocked substrates; alternative sizes and epi films upon request

•    Surface Finishes: Laser Cut, Optical Polish (<20nm Ra), Epi-Ready Polish (<5nm Ra), Fine Polish (<2nm Ra) 

•    Thermal Conductivity: 2200 W/mK

•    Raman Peak FWHM: 1.7cm-1 typical at the 1332-1 peak

•    Impurity Levels: ppb N2 and Boron

Ultra-pure, undoped electronic grade substrates and thin films for use in sensitive dual-use applications reliant on low loss and high breakdown.
Conductive Grade Single Crystal Diamond

•    Bulk and Thin Film

•    Orientation: (100) 

•    Dimensions: up to 10.00mm (length, width), 0.30 and 0.50mm (thickness) stocked substrates; alternative sizes and epi films upon request

•    Surface Finishes: Laser Cut, Optical Polish (<20nm Ra), Epi-Ready Polish (<5nm Ra) 

•    Carrier Concentration: >1x10^20cm3; alternative dopant levels available upon request

•    Electrical Conductivity: Resistivity values below 0.01 Ω-cm

Calibrated p-type boron-doped substrates and thin films for various advanced integrations and semiconductor device architectures.
Quantum Grade Single Crystal Diamond

•    Bulk and Thin Film

•    Orientation: (100) 

•    Dimensions: up to 10.00mm (length, width), 0.30 and 0.50mm (thickness) bulk substrates; alternative sizes and epi films upon request

•    Surface Finishes: Optical Polish (<20nm Ra), Epi-Ready Polish (<5nm Ra), Fine Polish (<2nm Ra)

•    Thermal Conductivity: 2200 W/mK

•    13C Fraction: 1.1% for mixed isotope diamond, <0.01% for isotopically pure diamond

•    NV Density: 1-5ppm; alternative values and quantum specifications available upon request

Isotopically engineered film and bulk diamond featuring nitrogen vacancy (NV) centers, for use in next-generation quantum technologies.
Thermal Grade Polycrystalline Diamond

•    Bulk and Thin Film

•    Reach out for custom quotes across small- to large-format dimensions, various surface finishes, and thermal conductivity ranges              

High-quality polycrystalline diamond, spanning form factors and custom fabricated as a key performance enabler for thermally constrained systems.

Optical and Standard Grade Single Crystal Diamond

Download Datasheet

Intrinsic / Electronic Grade Single Crystal Diamond

Download Datasheet

Conductive Grade Single Crystal Diamond

Download Datasheet

Quantum Grade Single Crystal Diamond

Download Datashee

Thermal Grade Polycrystalline Diamond

Request a Quote

WHERE DIAMOND MAKES A DIFFERENCE 




Power Electronics

  • Improved Reliability
  • Raised Power Densities
  • Reduced On-Resistance



Thermal Management

  • High-Performance Heat Spreading
  • Extended Device Lifetimes
  • Expanded Power Roadmaps



Optical & Industrial

  • Reduced Absorption
  • Extreme Wear Resistance
  • Environmental Robustness



Quantum Technology

  • Improved Coherence
  • Room Temperature Stability
  • Vector Readout Capability