1. Alumina thermocouple protective tube is a widely used thermal measurement device in industry and laboratories, with multiple advantages. 2. Alumina thermocouple protection tubes has good high-temperature resistance and can work stably under extreme temperature conditions, ensuring the accuracy and reliability of measurements. 3. Alumina thermocouple protection tubes have excellent chemical stability and can withstand corrosion from acidic and alkaline media, thereby extending the service life of protective tubes. 4. The alumina thermocouple protection tube has good mechanical strength and wear resistance, which can resist external environmental challenges and protect the sensitive components of the thermocouple from damage.