Our UV grade fused silica quartz windows are precision-engineered for applications requiring exceptional optical clarity, thermal stability, and chemical resista
Designed to meet the demands of advanced optical systems, semiconductor processing, and industrial equipment, these windows provide reliable performance across UV, visible, and near-infrared spectra.
Available in JGS1 type as standard, customized JGS2 or JGS3 types are also offered. Standard thicknesses are 3–4 mm, but windows can be tailored to your specifications, along with custom sizes to meet specialized application requirements.
These quartz windows offer >90% transmittance across 180–2500 nm, making them ideal for UV laser systems, photonics equipment, optical instruments, and high-temperature industrial processes. The combination of low thermal expansion, high mechanical strength, and chemical stability ensures reliable operation even under demanding conditions.
Belangrijkste kenmerken
- High Optical Clarity: Excellent light transmission across UV, visible, and near-infrared ranges
- Thermal Stability: Can withstand short-term temperatures up to 1300°C and long-term use up to 1100°C
- Low Thermal Expansion: Coefficient of thermal expansion 5.4 ×10⁻⁷ (0–1000°C) minimizes thermal stress
- High Mechanical Strength: Tensile strength 4.8 ×10⁷ N/m², compressive strength 1.1 ×10⁹ N/m²
- Electrical Insulation: High resistivity (7×10⁷ Ω·cm) and insulation strength up to 5×10⁷ V/m
- Chemical Resistance: Stable against most acids and industrial chemicals
- Customizable: Supports JGS1/JGS2/JGS3 types, various sizes, and thicknesses
- Durable for Industrial Use: Withstands hot working temperatures of 1750–2050°C
- Ideal for Optical and Scientific Applications: Precision windows for UV, laser, and photonics systems
Performance Parameters
| Parameter | Waarde |
|---|---|
| Dichtheid | 2,2 g/cm³ |
| Mohs hardheid | 7.2 |
| Coefficient of Thermal Expansion (0–1000℃) | 5.4 ×10⁻⁷ |
| Melting Point | 1750℃ |
| Annealing Temperature | 1150℃ |
| Verzachtingspunt | 1680℃ |
| Thermische geleidbaarheid | 1.4 W/m·℃ |
| Deformation Point | 1280℃ |
| Gloeipunt | 1210℃ |
| Flexural Strength | 6.7 ×10⁷ N/m² |
| Poisson’s Ratio | 0.14–0.17 |
| Specific Heat Rate | 670 J/kg·℃ |
| Spanningspunt | 1120℃ |
| Resistivity | 7 ×10⁷ Ω·cm |
| Insulation Strength | 5 ×10⁷ V/m |
| Dielectric Absorption Coefficient | <4×10⁴ |
| Dielectric Loss Coefficient | <1×10⁴ |
| Brekingsindex | 1.45845 |
| Treksterkte | 4.8 ×10⁷ N/m² |
| Druksterkte | 1.1 ×10⁹ N/m² |
| Dielectric Constant | 3.7–3.9 |
| Modulus van Young | 7.2 ×10¹² N/m² |
| Rigid Modulus | 3.1 ×10³ MPa |
| Long-Term Use Temperature | 1100℃ |
| Short-Term Usage Temperature | 1300℃ |
| Hot Working Temperature | 1750–2050℃ |
Toepassingen
UV grade fused silica quartz windows are widely used in optical, industrial, and scientific applications, including:
- Optical Systems: High-precision windows for lenses, prisms, beam splitters, and UV laser systems
- Semiconductor Processing: Quartz windows for CVD, furnace monitoring, and high-temperature wafer processing
- UV Lasers & Photonics: Windows for excimer lasers, photolithography, and advanced photonics equipment
- Laboratory Equipment: Reaction vessels, optical cuvettes, and high-temperature observation windows
- Industrial Manufacturing: Furnace windows, UV curing systems, and high-voltage insulation windows
- Scientific Research: Spectroscopy, optical detection, and precision instrumentation
The combination of high transmittance, thermal stability, and mechanical strength ensures consistent performance, making these quartz windows reliable components in both laboratory and industrial environments.
Why Choose Our UV Fused Silica Quartz Windows
- High Optical Performance: Ensures >90% light transmission for precise optical measurements and UV applications
- Thermal Reliability: Resists deformation and maintains stability under high-temperature operations
- Mechanical Strength: Strong enough for industrial use, reducing breakage risk
- Electrical & Chemical Resistance: Suitable for high-voltage and corrosive environments
- Customizable Dimensions: Available in multiple types (JGS1/JGS2/JGS3), sizes, and thicknesses to meet project requirements
FAQ
1. Can these quartz windows withstand rapid temperature changes?
Yes, the low coefficient of thermal expansion (5.4×10⁻⁷, 0–1000℃) ensures minimal thermal stress, allowing the windows to tolerate rapid heating and cooling cycles without cracking.
2. Are the quartz windows suitable for high-power UV laser applications?
Absolutely. With transmittance greater than 90% across 180–2500 nm and high thermal stability, these windows can reliably transmit UV laser energy while maintaining structural integrity.
3. Can I customize the size and thickness for specific equipment?
Yes, these quartz windows can be tailored to your exact requirements, including custom sizes, thicknesses (beyond the standard 3–4 mm), and JGS type (JGS1, JGS2, or JGS3) to fit specialized optical or industrial systems.









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