Quartz Glass Plate Manufacturer | Custom Fused Silica Plates for Optics, Semiconductor & UV Applications

Felix Glass is a professional quartz glass plate manufacturer and supplier specializing in high-purity fused silica plates for optical, semiconductor, laboratory, UV and infrared applications. Manufactured from 99.99% SiO₂ fused quartz, our quartz glass plates offer exceptional UV and infrared transmittance, ultra-low thermal expansion, excellent thermal shock resistance and outstanding chemical stability.

 

Available in JGS1, JGS2 and JGS3 grades, our quartz plates can be customized with precision cutting, drilling, polishing and optical coatings to meet demanding industrial and scientific requirements.

 

Technical Specifications

 

Property	Value
Material	High Purity Fused Silica
SiO₂ Purity	≥99.99%
Density	2.20 g/cm³
Refractive Index	1.458 @ 587.6nm
Thermal Expansion Coefficient	5.5 × 10⁻⁷ /°C
Softening Point	1730°C
Annealing Point	1180°C
Continuous Working Temperature	1100°C
Instant Temperature Resistance	1300°C
Transmittance Range	185nm–3500nm
Average Transmittance	>90%
Surface Quality	60/40, 40/20, 20/10
Optical Flatness	λ/2, λ/4, λ/10
Thickness Range	0.5mm–50mm
Processing	Cutting, Drilling, Slotting, Chamfering
Optional Coating	AR, UV, IR Coating

 

 

 

Product Types

 

JGS1 Deep UV Quartz Glass Plate

 

Wavelength Range: 185nm–2500nm

Suitable for:

 

- Excimer laser systems

- Deep UV sterilization equipment

- UV spectroscopy

- Semiconductor photolithography

 

JGS2 UV Quartz Glass Plate

 

Wavelength Range: 220nm–2500nm

Suitable for:

 

- Laboratory equipment

- Optical instruments

- UV curing systems

- Inspection devices

 

JGS3 Infrared Quartz Glass Plate

 

Wavelength Range: 260nm–3500nm

Suitable for:

 

- Infrared imaging systems

- Thermal sensing equipment

- IR optical components

- High-temperature observation windows

 

 

 

Key Features

 

High Optical Purity

 

Manufactured from premium fused silica with extremely low impurity levels, ensuring stable optical performance and excellent light transmission.

 

Outstanding Thermal Stability

 

Quartz glass maintains dimensional stability under extreme temperatures and rapid thermal cycling.

 

Excellent UV and Infrared Transmission

 

Suitable for ultraviolet, visible and infrared optical systems.

 

Superior Chemical Resistance

 

Resistant to most acids, alkalis and organic solvents, making it ideal for laboratory and industrial applications.

 

Precision Optical Processing

 

Available with high flatness, tight tolerances and optical-grade polishing.

 

 

 

Applications

 

- Semiconductor wafer processing equipment

- Photolithography systems

- UV sterilization equipment

- UV curing machines

- Optical windows and optical instruments

- Laser processing equipment

- Infrared imaging systems

- Thermal sensing devices

- Laboratory analytical instruments

- Medical sterilization equipment

- Aerospace optical components

- High-temperature furnace sight windows

 

 

 

Custom Manufacturing Services

 

Felix Glass provides complete OEM and ODM services for quartz glass plates.

 

Customization options include:

 

- Custom dimensions and thicknesses

- Precision cutting and shaping

- Drilling and slotting

- Edge grinding and chamfering

- Optical polishing

- AR anti-reflection coating

- UV coating

- Infrared coating

 

Both prototype orders and volume production are supported.

 

 

 

Why Choose Felix Glass

 

- Professional quartz glass manufacturer

- ISO 9001 quality management system

- Advanced optical processing capabilities

- Stable bulk production capacity

- Fast sampling service

- Global export experience

- Technical engineering support

- OEM and ODM manufacturing

 

 

 

FAQ

 

What is a quartz glass plate?

A quartz glass plate is a flat fused silica component with high purity, excellent optical transmission and exceptional heat resistance.

 

What is the difference between quartz glass and ordinary glass?

Quartz glass offers significantly higher temperature resistance, lower thermal expansion and better UV transmission than conventional glass.

 

What is the maximum operating temperature?

Continuous operation up to 1100°C and short-term exposure up to 1300°C.

 

Can quartz glass plates withstand thermal shock?

Yes. Their extremely low thermal expansion coefficient provides excellent thermal shock resistance.

 

Can you manufacture custom quartz glass plates?

Yes. We support custom dimensions, thicknesses, shapes, machining and coatings.

 

What industries commonly use quartz glass plates?

Semiconductor, optics, laboratory, UV systems, infrared imaging, aerospace and medical industries.

 

Which grade should I choose?

JGS1 for deep UV applications, JGS2 for general UV and laboratory applications, and JGS3 for infrared optical systems.

 

Do you provide OEM and ODM services?

Yes. We manufacture according to customer drawings, samples and specifications.

 

Are coatings available?

Yes. AR, UV and infrared coatings are available.

 

Do you provide samples?

Yes. Samples are available for qualification and testing before volume production.

 

 

 

Related Products

 Link: Quartz Glass Tube

 Link: Quartz Glass Plate

 Link: JGS1 vs JGS2 vs JGS3 Quartz Glass

 Link: Felix Glass | Quartz Glass Knowledge Center

 Link: Optical Quartz Grades JGS1 JGS2 JGS3 – Spectral Performance & Application Guide

 

 

Request a Quote

 

Contact Felix Glass today for technical consultation, custom manufacturing solutions and competitive factory pricing. Our engineering team is ready to support your optical, semiconductor and industrial projects worldwide.