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Please describe the procedures (2 steps) involved in the tempering of glass and indicate the aims of tempering in production of tempered glass.

Please describe the procedures (2 steps) involved in the tempering of glass and indicate the aims of tempering in production of tempered glass.

发布时间:2025-03-25 07:03:49
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答案:【计分规则】: Heat glass to a temperature above Tg, but below the softening point1分 Cool to room temp in air or oil. 1分 to produce compressive stress on surface and tensile stress in core, and thus to improve the strength of glass. 1分
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