什么是玻璃彩釉燒結
時間:2016-06-20 19:04 作者:華星電器 點擊:次
玻璃彩釉的燒結也稱烤花,一般在烤花爐中進行。玻璃彩釉的燒結,關鍵是控制好燒結溫度。彩釉印墨是用油性溶劑和醇酸樹脂調配而成
玻璃彩釉的燒結也稱烤花,一般在烤花爐中進行。玻璃彩釉的燒結,關鍵是控制好燒結溫度。彩釉印墨是用油性溶劑和醇酸樹脂調配而成,在爐中的燒制大約要經過以下幾個階段:
階段:從室溫到120℃,預熱,印墨無變化;
階段:從120°~250℃,輕質油蒸發氣化;
第三階段:從250°~500℃,重質油及樹脂燃燒氣化;
第四階段:從500°~580℃,彩釉中玻璃粉開始熔化,同時承印體玻璃的表面也稍稍軟化;
第五階段:從580°~620℃,玻璃釉粉完化熔化,外將顏料粉也熔入其中,這時玻璃體表面也軟化,彩釉與玻璃結合為一體,完成釉彩的轉印和燒結,然后徐徐降至室溫。
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