What is FTO Coated Glass and Why Choose It?

FTO conductive glass, or fluorine-doped tin oxide glass, is a specialized transparent conductive substrate widely used in advanced research and industrial applications. This FTO glass substrate features a thin fluorine-doped tin oxide coating deposited on high-quality glass slides, offering exceptional electrical conductivity while maintaining optical transparency.

Unlike alternative transparent conductive glass options, FTO coated glass products deliver:

• • Superior chemical stability

• • High temperature resistance up to 500°C

• • Excellent durability in harsh environments

Available in various sheet resistance grades (typically 6–8 Ω/sq for standard applications), these custom FTO glass solutions meet diverse requirements from electrochemical experiments to photovoltaic device fabrication.

Applications: From Solar Cells to Electrochemical Research

FTO glass sheet and FTO glass plate products serve as critical components across multiple scientific and industrial sectors.

In renewable energy, FTO glass for solar cells is essential for manufacturing:

• • DSSC (Dye-Sensitized Solar Cells)

• • Perovskite solar cells

• • Thin-film photovoltaic devices

where both conductivity and light transmission are paramount.

In laboratories, FTO conductive glass supports:

• • Electrochemical cells and sensors

• • Analytical instruments requiring stable conductive surfaces

• • Thermal processing due to its high temperature tolerance

• • Smart windows, biosensors, and LED development

Educational institutions and R&D facilities frequently specify FTO glass for electrochemical experiments due to its reproducible performance and chemical inertness.

Technical Specifications: Understanding FTO Glass Properties

The performance of fluorine doped tin oxide coatings depends on carefully balanced parameters optimized for specific applications.

Typical specifications include:

• • Sheet resistance: 6–8 Ω/sq to 15–20 Ω/sq
    • • Lower resistance → better electrical performance for high-current applications

• • Optical transmittance: ≥ 80% (visible range)

• • Coating adhesion: Excellent, with strong durability

• • Chemical resistance: Stable against acids and bases

• • Thermal stability: Withstands repeated heating cycles without degradation

Surface roughness also plays a key role — a controlled micro-texture enhances electrolyte contact in electrochemical applications.

When selecting materials, FTO glass sheet resistance and transmittance should be carefully matched to your device requirements, balancing electrical efficiency with optical clarity.

Custom FTO Glass Solutions: Supplier Capabilities

As an experienced FTO coated glass manufacturer and wholesale supplier, we provide customized FTO glass substrates tailored to research and production needs.

Available options:

• • Standard sizes: 25×25 mm, 50×50 mm, 100×100 mm

• • Custom-cut plates and large-format panels

• • Multiple sheet resistance grades

• • Optional specialized coatings for enhanced durability

• • Certified electrical and optical specifications

Whether you require small quantities for lab-scale testing or bulk FTO glass wholesale for industrial manufacturing, our technical team supports application-specific substrate selection.