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

June 2, 2026 No Comments

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？

June 2, 2026 No Comments

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

May 31, 2026 No Comments

Sight glass ports and fittings play a critical role in the chemical processing industry, supplying visibility for pipes, columns and tanks while preserving equipment integrity and promoting worker safety. Challenges include caustic and harsh chemicals, high temperatures and high-pressure systems. Home Overview LJ Star supplies equipment that withstands the corrosive effects of chemical exposure, such

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Water Treatment

May 31, 2026 No Comments

Sight glass ports and fittings play a critical role in the chemical processing industry, supplying visibility for pipes, columns and tanks while preserving equipment integrity and promoting worker safety. Challenges include caustic and harsh chemicals, high temperatures and high-pressure systems. Home Overview LJ Star supplies equipment that withstands the corrosive effects of chemical exposure, such

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Power & Energy

May 31, 2026 No Comments

Sight glass ports and fittings play a critical role in the chemical processing industry, supplying visibility for pipes, columns and tanks while preserving equipment integrity and promoting worker safety. Challenges include caustic and harsh chemicals, high temperatures and high-pressure systems. Home Overview LJ Star supplies equipment that withstands the corrosive effects of chemical exposure, such

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Pharmaceutical

May 31, 2026 No Comments

Sight glass ports and fittings play a critical role in the chemical processing industry, supplying visibility for pipes, columns and tanks while preserving equipment integrity and promoting worker safety. Challenges include caustic and harsh chemicals, high temperatures and high-pressure systems. Home Overview LJ Star supplies equipment that withstands the corrosive effects of chemical exposure, such

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Petrochemical

May 31, 2026 No Comments

Sight glass ports and fittings play a critical role in the chemical processing industry, supplying visibility for pipes, columns and tanks while preserving equipment integrity and promoting worker safety. Challenges include caustic and harsh chemicals, high temperatures and high-pressure systems. Home Overview LJ Star supplies equipment that withstands the corrosive effects of chemical exposure, such

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Chemical Processing

May 31, 2026 No Comments

Sight glass ports and fittings play a critical role in the chemical processing industry, supplying visibility for pipes, columns and tanks while preserving equipment integrity and promoting worker safety. Challenges include caustic and harsh chemicals, high temperatures and high-pressure systems. Home Overview LJ Star supplies equipment that withstands the corrosive effects of chemical exposure, such

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Indonesia Factory Visit at Lumistar Industrial Sight Glass Manufacturing Facility

September 10, 2025 No Comments

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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