Plant & Works Engineering
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Cooling curve monitoring
Published:  13 December, 2018

Thermalert 4.0 spot pyrometers from FLUKE PROCESS INSTRUMENTS are said to enable precise monitoring of critical glass manufacturing processes such as annealing of glass bottles and containers. The noncontact infrared sensors measure product as well as belt temperatures. The company says that way, operators can ensure that the lehr is set correctly for products with different glass thicknesses and sizes, and that the transportation belt is heated correctly. The latter is especially important for glass containers with a thick bottom, to prevent uneven cooling and breakage. Continuous monitoring helps operators improve quality and uniformity and reduce reject rates. It also supports troubleshooting by detecting faulty burners under the transportation belt.