Premium Wafer Solutions for Semiconductor & Advanced Packaging

Dummy Wafer | Sapphire Wafer | Glass Wafer | Oxide Wafer | GaAs Wafer | Pattern Wafer | Custom Wafer Services

As semiconductor manufacturing continues to evolve toward higher precision and more advanced packaging technologies, the demand for high-quality wafers has grown rapidly. UnionTech provides a comprehensive portfolio of semiconductor wafers for research institutes, universities, semiconductor fabs, MEMS manufacturers, optoelectronics companies, and advanced packaging industries worldwide.

Whether you require Dummy Wafers, Sapphire Wafers, Glass Wafers, Oxide Wafers, GaAs Wafers, Pattern Wafers, or customized wafer processing services, UnionTech delivers reliable quality, flexible specifications, and fast global support.

Complete Wafer Product Portfolio

Dummy Wafer

Dummy wafers are widely used for equipment calibration, process qualification, equipment maintenance, thermal testing, CMP, CVD, PVD, Etching, Lithography, and cleaning process verification.

Applications

• Equipment qualification

• Process development

• Wafer handling tests

• Robot teaching

• Preventive maintenance

• Thermal process evaluation

Sapphire Wafer

Sapphire wafers provide exceptional hardness, excellent optical transmission, outstanding thermal stability, and chemical resistance, making them ideal for LED manufacturing, RF devices, optics, and high-temperature applications.

Applications

• LED substrates

• Optical components

• RF devices

• Laser optics

• High-temperature processing

• Sensor technology

Glass Wafer

Glass wafers feature excellent transparency, electrical insulation, and chemical resistance, making them suitable for MEMS, BioMEMS, Microfluidics, TGV (Through Glass Via), optical sensors, and advanced packaging.

Applications

• MEMS

• BioMEMS

• TGV Technology

• Optical devices

• Microfluidics

• Wafer-level packaging

Oxide Wafer

Oxide wafers consist of high-quality thermal or deposited silicon dioxide layers, offering excellent electrical insulation and process compatibility for semiconductor manufacturing.

Applications

• CMOS process

• MEMS fabrication

• Lithography

• Etching

• Device isolation

• Process development

GaAs Wafer

Gallium Arsenide (GaAs) wafers are widely used in high-frequency and optoelectronic devices due to their superior electron mobility and direct bandgap characteristics.

Applications

• RF devices

• Microwave IC

• 5G communication

• Laser Diodes

• VCSEL

• Infrared devices

• High-speed electronics

Pattern Wafer

Pattern wafers are manufactured with customized lithography patterns for equipment evaluation, alignment verification, metrology calibration, process development, and research.

Applications

• Alignment calibration

• Overlay testing

• Equipment qualification

• Research laboratories

• Process verification

• Semiconductor education

Custom Wafer Manufacturing Services

UnionTech provides comprehensive customized wafer solutions, including:

• Silicon Wafer

• Glass Wafer

• Sapphire Wafer

• GaAs Wafer

• SOI Wafer

• Oxide Wafer

• Dummy Wafer

• Pattern Wafer

Available options include:

• Diameter: 2", 3", 4", 5", 6", 8", 12"

• Single-side polished (SSP)

• Double-side polished (DSP)

• Prime Grade

• Test Grade

• Thermal Oxide

• Custom Thickness

• Special Orientation

• Notch or Flat

• Laser Marking

• Customized Pattern Design

Wafer Processing Capabilities

Beyond wafer supply, UnionTech also offers value-added wafer processing services:

• Wafer Thinning

• Wafer Polishing

• Wafer Cleaning

• Wafer Dicing

• Oxidation

• Lithography

• Custom Pattern Fabrication

• Inspection & Metrology

• Surface Treatment

• Packaging & Vacuum Packing

Why Choose UnionTech?

High Quality Standards

Every wafer undergoes strict quality inspection to ensure consistent thickness, flatness, surface finish, and dimensional accuracy.

Flexible Customization

We support custom diameters, thicknesses, crystal orientations, oxide thicknesses, and patterned wafer fabrication based on customer requirements.

Fast Technical Support

Our engineering team works closely with customers to recommend suitable wafer materials and specifications for each application.

Global Supply Capability

UnionTech serves customers across semiconductor manufacturing, research institutions, universities, photonics, MEMS, automotive electronics, and advanced packaging industries worldwide.

Applications

Our wafer products are widely used in:

• Semiconductor Manufacturing

• MEMS

• Advanced Packaging

• Photonics

• Optoelectronics

• Power Electronics

• RF & Microwave Devices

• AI Semiconductor

• Sensor Technology

• Universities & Research Institutes

• Laboratory Research

• Equipment Qualification

Your Trusted Semiconductor Wafer Partner

At UnionTech, we are committed to delivering high-quality wafer solutions with reliable performance, competitive lead times, and professional engineering support. From standard wafers to fully customized solutions, we help customers accelerate research, optimize manufacturing processes, and improve production efficiency.

Contact UnionTech today to discuss your wafer requirements and discover the ideal solution for your semiconductor applications.