By Charles H. Drummond III

This ebook is a state of the art choice of contemporary papers on glass difficulties as provided on the 68th convention on Glass difficulties on the Ohio nation college. themes contain production, glass melters, combustion, refractories, and new developments.Content:

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PID control could not achieve ±1°F so the time required to reach typical gob temperature stability was recorded. In order to equalize the data displayed in Figure 14, the ratios of tons changed to time required for gob temperature stabilization were calculated. Figure 15 displays the averages of the calculated ratios defined as the gob temperature recovery rate for the different control methods. 36 · 68th Conference on Glass Problems Gob Temperature Control Model Based Control of Gob Temperature Model Based Control of Mass Flow Temperature PID Control Figure 15: Gob temperature recovery rate after a job change CONCLUSION The BASF Exactus advanced gob temperature sensor is capable of providing an accurate and repeatable temperature measurement of each sheared gob.

This will in return open up new strategic markets. 52 · 68th Conference on Glass Problems Industrial Experiences with a New Surface Treatment Technology Diagram 8: Optical properties after an auto claw test with treated float glass TABLEWARE For tableware and flaconnage several industrial tests have been performed developing a reaction chamber being integrated on the transportation belt just after the forming process. Diagram 9 shows the results for the impact strength and the hydrolytic resistance for perfume bottles treated online under different parameters.

As a result one needs to consider the type of glass being measured, it's thickness and the process to achieve good results. In terms of the type of glass, the key requirement is to know approximately the transmission of the glass, as this will affect effective depth. For extremely thin clear glass, longer wavelengths will be required to make any measurement. Meanwhile, an amber glass may not have the transmission required to gain an effective depth of measurement for "bulk" glass temperatures. 9um or 5um instrument due to the different effective depths and thermal stratification at those different depths.

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