Resisting High Temperature Shock Borosilicate Glass Sight Glass Disc Lenses
Properties:
- These borosilicate glass lenses are renowned for their exceptional resistance to thermal shock, maintaining their shape and optical clarity even at temperatures ranging from -200°C to 400°C.
- The disc-shaped design allows for minimal distortion and maximum light transmission.
Applications:
- Sight glass disc lenses made of borosilicate glass are commonly used in high-temperature applications such as industrial furnaces, heat exchangers, and chemical reactors.
- They are also used in laboratory settings where precise temperature control is essential.
- The lenses’ ability to withstand thermal shock makes them ideal for use in environments where rapid changes in temperature occur.
Usage:
- Industrial Furnaces: These lenses are used in industrial furnaces to monitor temperature and pressure levels, ensuring safe and efficient operation.
- Heat Exchangers: They are employed in heat exchangers to measure temperature differences between fluids or gases, facilitating precise control of heating and cooling processes.
- Chemical Reactors: Borosilicate glass sight glass disc lenses are used in chemical reactors to monitor the reaction process, allowing for adjustments to be made as needed.
- Laboratory Equipment: They are commonly used in laboratory settings to measure temperature, pressure, and other parameters during experiments.
- Boilers and Steam Systems: These lenses are used in boilers and steam systems to monitor temperature, pressure, and water levels, ensuring safe and efficient operation.
- Power Generation Plants: They are employed in power generation plants to monitor temperature and pressure levels in turbines, generators, and other equipment.
- Waste Water Treatment Plants: Borosilicate glass sight glass disc lenses are used in waste water treatment plants to measure pH, temperature, and other parameters during the treatment process.
Name | Glass disc, Sight glass |
Material | Pyrex, borosilicate glass, |
Diameter Tolerance | +0/-0.2 mm |
Thickness Tolerance | +/-0.2 mm |
Processed | by molding, grinding, polishing |
Working temperature | resisting high temperature shock |
Surface Quality | Optical grade |
Transmission | above 92% |
Chamfer | 0.1-0.3 mm x 45 degree |
Surface Coating | Available |
Usage | Optical system, Photographic sysem, Lighting system,Electronic apparatus, |


