Technical Resources

Borosilicate Glass vs Sapphire Glass: Which Material Is Better for Sight Glass Applications?

When selecting a sight glass for industrial equipment, one of the most important decisions is choosing the appropriate glass material. Two of the most common options are borosilicate glass and sapphire glass. Borosilicate Glass Overview Borosilicate glass is widely used in industrial observation windows due to its excellent balance of performance and cost. Advantages Good

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How to Select the Right Sight Glass for High-Pressure Industrial Applications?

Industrial sight glasses play a critical role in allowing operators to safely monitor processes inside pressure vessels, reactors, tanks and pipelines without interrupting operations. Selecting the correct sight glass is essential for safety, equipment reliability and process efficiency. Why Sight Glass Selection Matters A sight glass installed in a high-pressure environment must withstand: Internal pressure

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Vacuum Systems

Our sight glass solutions are engineered to provide clear, reliable observation in vacuum environments.Built with high-quality materials and precision crafts manship, they ensure leak-tight performance and long service life in critical vacuum applications. Home Overview Vacuum systems require components that can withstand pressure differentials while maintaining an aitright seal. Our sight glasses and viewports are

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Water Treatment

Our sight glass solutions provide clear, reliable observation and monitoring in water treatment processes. Built with corrosion-resistant materials and precision crafts manship, our products ensure long-term performance in demanding environments and support the delivery of clean, safe water. Home Overview Water treatment facilities rely on efficient monitoring and process control to ensure water quality and

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Power & Energy

Our sight glass solutions are built to perform indemanding power generation and energy processes. We provide reliable, high-visibility observation for boilers, turbines, heat exchangers,pipelines, and auxiliaries-supporting safe efficient, and continuous operations. Home Overview Power & Energy facilities operate inextreme conditions of temperature, pressure, and corrosion. Our sight glass products deliver clear visibility,high durability,and long servicelife-helping

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Pharmaceutical

Our sight glass solutions are designed for pharmaceutical manufacturing processes where hygiene, purity,and reliability are essential.We supply high-quality sight glasses for reactors,tanks, pipelines,and equipment usedi n sterile and high-purity production environments. Home Overview Pharmaceutical manufacturing requires the highest standards of hygiene, precision, androcess control. Our sight glass solutions provide clear observation and reliable performance incritical

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Petrochemical

Durable solutions for demanding environments in oil, gas, and petrochemical systems. Home Overview Petrochemical operations demand reliable monitoring under harsh conditions. Our sight glass products deliver safe, continuous visibility and long service life, ensuringoperational efficiency and regulatory compliance. Typical Applications Distillation Columns Reactors & Cracking Units Storage Tanks & Spheres Process Pipelines Heat Exchangers Separators

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Chemical Processing

Our sight glass solutions provide clear and rellable observation in reactors, tanks, pipelines,and other critical equipment used in chemical processing industries. Home Overview Chemical processes often involve high pressure,high temperature, and corrosive media. Our sight glasses are designed to ensure operator safety and process control by providing durable and clear observation. Typical Applications Reactors and

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Indonesia Factory Visit at Lumistar Industrial Sight Glass Manufacturing Facility

Lumistar Special Glass Technology Co., Ltd. was pleased to welcome our valued partner from Indonesia for a factory visit and technical exchange at our manufacturing facility in Nanjing, China. The visit provided an excellent opportunity to strengthen cooperation, discuss future business development, and showcase Lumistar’s advanced production capabilities in industrial sight glass and observation window

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