Optical Grade Borosilicate Sight Glass For Level Gauge Indicators
Material:
- Borosilicate Glass: This special type of glass is composed of silicon dioxide and boron trioxide, which gives it superior resistance to thermal shock and chemical corrosion. It also boasts a low coefficient of thermal expansion, making it less prone to cracking or breaking under extreme temperature changes.
Properties:
- Optical Clarity: The borosilicate glass used in this sight glass is of optical grade, ensuring maximum visibility and clarity.
- Heat Resistance: It can withstand high temperatures without deforming or losing its transparency.
- Durability: The material is resistant to scratches, impacts, and chemicals, ensuring a long service life.
Function:
- Level Indication: The primary function of this sight glass is to provide a clear, visual indication of fluid levels in various types of containers, such as boilers, tanks, and pipelines.
- Safety Monitoring: It allows for safe and easy monitoring of fluid levels, helping to prevent overflow, underflow, or other potential hazards.
Application:
- Industrial Settings: Optical Grade Borosilicate Sight Glass is commonly used in industrial environments where reliable and accurate level monitoring is crucial.
- Boilers and Steam Systems: It is ideal for use in boilers and steam systems, where high temperatures and pressures are common.
- Chemical Processing: This sight glass is also suitable for use in chemical processing plants, where resistance to corrosion and chemicals is essential.
In summary, Optical Grade Borosilicate Sight Glass for Level Gauge Indicators is a high-quality, durable, and reliable product that ensures accurate and safe fluid level monitoring in various industrial applications. Its exceptional properties and functionality make it an indispensable tool for maintaining efficient and safe operations in a wide range of settings.
Item | Glass lens, Sight glass |
Material | Borosilicate glass |
Diameter Tolerance | +0/-0.5 mm |
Thickness Tolerance | +/-0.2 mm |
Processed | By Molding and Polishing |
Working temperature | Resisting high temperature shock |
Surface Quality | Clear and smooth |
Transmission | Around 90% for visible light |
Tempering | Available |
Usage | Lighting system and Optics etc. |


