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How to Optimize Energy Efficiency in Safety Glass Manufacturing
Amid the worst socio-economic and geopolitical crisis of modern history, the glass industry is also faced challenging times. Energy-saving actions in the glass industry are at the core of sustainable manufacturing operations. The different types of glass, and interlayer materials used in the production of safety glass are complex. Their processing, applying varying types of…
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Tempering Troubleshooting
BOWING Cause and countermeasures: 1. Heating balance: 2. Quench air balance BI-STABLE BOW Cause and countermeasures: 1. Hot edges and cold center CHILL CRACK Possible Cause and countermeasures: WHITE HAZE Possible Cause and countermeasures: QUENCH BREAKAGE Cause and countermeasures: IRIDESCENCE Cause and countermeasures: ROLLER DISTORTIONS Possible Cause and countermeasures: FRAGMENTATION ISSUES Possible Cause and countermeasures:
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Achieving Superior Optical Quality in Windshield Bending
Overview Producing high optical quality and a smooth sagging profile for windshields requires precise process control, especially given modern design demands like large size, deep sagging, asymmetric glass thickness, colored float glass, coated glass, special glass types, extensive printing, and small installation angles. These factors create challenges in the bending process, particularly in balancing temperature…
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Bending Mold Tooling Basics
Bending Mold Tooling – Essential for Quality Production High-quality mold tooling is critical to producing top-tier windshields. Many manufacturers struggle to innovate or maintain quality due to gaps in mold (a.k.a. skeleton ) tooling expertise. Successful windshield bending depends heavily on forming ring quality; without it process will fail, even advanced bending furnace technology can’t…
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Gravity Bending: Essentials of Heating Element Configuration (HEC)
Overview Designing the ideal heating element configuration (HEC) for gravity bending requires understanding of infrared (IR) heating physics and the specific product parameters. A well-designed HEC achieves the required glass shape efficiently, with high quality, and reliably reproduces results. Core Physical Principles Key HEC Influencing Factors Designing Initial HEC Start with an evaluation of the…
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Ice Flower Lamination Process Defect – Prevention and Control
The introduction of acoustic PVB interlayers for laminated glass has provided improved sound insulation to glazing solutions, both to automotive and architectural glass, but also brought unique manufacturing challenges. For acoustic PVB it is the defect known as ice flower or snowflake, a visually striking issue that most typically arises in the field at service…