Fused Silica Glass Plate

‌Detailed Parameters‌

• ‌Dimensions‌

  :

• Diameter range: 5–1500 mm ‌3

• Thickness range: 0.5–100 mm ‌45

• ‌Material Purity‌

  :

• SiO₂ content > 99.99% ‌6

• ‌Thermal Stability‌

  :

• Operating temperature: up to 1200°C ‌57

• Low thermal expansion coefficient ‌7

• ‌Mechanical Properties‌

  :

• Mohs hardness: 5.5 ‌5

• Compressive strength: 1130 N/mm² ‌5

‌Optical Performance‌

1. ‌Transmission Range‌

   :

• High IR transparency (85%+); operates in 260–3500 nm ‌24.

• Effective in 220–2500 nm; minimal absorption in 200–2500 nm ‌12.

• Transmits 90% at 185 nm; no absorption bands in 185–2500 nm ‌12.

• ‌JGS1 (Far-UV Grade)‌

  :

• ‌JGS2 (UV-Visible Grade)‌

  :

• ‌JGS3 (IR Grade)‌

  :

2. ‌Spectral Characteristics‌

   :

• Strong absorption bands in 2600–2800 nm for JGS1/JGS2; no significant absorption in JGS3 ‌12.

3. ‌Radiation Resistance‌

   :

• Non-fluorescent and stable under intense UV/IR radiation ‌12.

‌Key Material Grades‌

‌Additional Features‌

• ‌Surface Quality‌

  : High-grade polishing for minimal optical distortion ‌3.

• ‌Chemical Resistance‌

  : Inert to acids, gases, and corrosive environments ‌57.

These parameters and optical properties make quartz glass plates critical for applications in semiconductor manufacturing, precision optics, and high-performance industrial systems ‌