MatlTech | High Purity Materials & Compound Semiconductors Supplier

About MatlTech

Western Minmetals (SC) Corporation (WMC), operating as MatlTech, is a trusted international partner in the development and supply of critical materials for high-tech industries.

Integrity | Professional | Responsibility

Founded in 1997 and reorganized in 2015, MatlTech has over 25 years of experience in the materials science field. We specialize in high purity elements, compound semiconductors, and advanced materials used in photovoltaics, infrared imaging, epitaxial growth, and vacuum deposition.

Our team of experienced engineers, scientists, and professional managers ensures consistent quality and innovation in every product we deliver. We are ISO9001:2015 certified and committed to sustainable, eco-friendly manufacturing practices.

ISO9001:2015 Certified Quality Management
Advanced ICP-MS & GMDS Quality Assurance
Global Supply to Research & Industrial Clients

Our Products

High purity materials and advanced compounds for semiconductor, photovoltaic, and industrial applications.

Indium Phosphide (InP) Wafers

High purity substrates for optoelectronics, photodetectors, and high-speed electronics.

• Purity: 6N to 7N
• Diameter: 2" to 4"
• Orientation: (100), (111)
• Applications: Laser diodes, RF devices

Gallium Arsenide (GaAs) Wafers

Epitaxial-ready substrates for high-frequency and photonic devices.

• Purity: 6N+
• Doping: SI, n-type, p-type
• Diameter: 2", 3", 4"
• Applications: LEDs, solar cells, MMICs

High Purity Indium (6N)

Ultra-pure indium for sputtering targets, solders, and compound synthesis.

• Purity: 99.9999%
• Forms: Ingots, shots, powder
• Low impurity levels
• Ideal for ITO and InP growth

CZ Silicon Wafers

Czochralski-grown silicon wafers for semiconductor and solar applications.

• Purity: 6N to 7N
• Diameters: 3", 4", 6"
• Resistivity: 0.001–100 Ω·cm
• Polished or as-cut

CdZnTe (CZT) Crystals

Radiation detection-grade crystals for medical and security imaging.

• High resistivity (>10^10 Ω·cm)
• Uniform composition
• Low defect density
• Custom sizes available

Germanium (Ge) Wafers

High-purity germanium for IR optics and semiconductor applications.

• Purity: 6N+
• Diameter: 2", 3", 4"
• Orientation: (100), (111)
• Polished or lapped finish

Gallium Nitride (GaN) Substrates

Wide bandgap materials for high-power and high-frequency devices.

• High thermal conductivity
• Low dislocation density
• Available on sapphire or SiC
• For HEMT and LED applications

Rare Earth Oxides

High-purity oxides of Y, Gd, Er, Tb, and other rare earths for phosphors and coatings.

• Purity: 4N to 6N
• Forms: Powder, granules
• Custom particle size
• For laser and display tech

Tungsten Carbide Products

Durable pellets, grit, and wire for industrial and thermal spray applications.

• High hardness and wear resistance
• Various grain sizes
• For cutting tools and coatings
• Custom shapes available

Sapphire (Al2O3) Substrates

Single-crystal sapphire wafers for LED and optical applications.

• C-plane, R-plane, A-plane
• Diameter: 2", 3", 4"
• Polished or etched
• High transparency and strength

CdTe Crystals

High-resistivity cadmium telluride for radiation detectors and solar cells.

• Purity: 6N+
• Low impurity content
• Custom doping options
• For X-ray and gamma detection

Chem-Metals & Oxides

Specialty compounds including Li2B4O7, Bi2O3, Sb2O3, and more.

• High purity (4N–6N)
• For glass, ceramics, and electronics
• Custom synthesis available
• Batch traceability

Frequently Asked Questions

What purity levels do you offer?

We offer materials from 4N (99.99%) up to 7N (99.99999%) purity, depending on the element or compound. High-purity elements like indium, gallium, and germanium are available in 6N to 7N grades.

Can you provide custom-shaped materials?

Yes, we offer custom machining, cutting, and shaping for wafers, ingots, and sputtering targets. Please contact our International Cooperation Division for specialty requests.

Do you supply materials for research projects?

Absolutely. We regularly supply high-purity materials to universities, national labs, and R&D centers worldwide. Small quantities and sample packs are available upon request.

What certifications do you have?

We are ISO9001:2015 certified. Each batch comes with a Certificate of Analysis (CoA) including ICP-MS data and traceability information.

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