熔炼玻璃离不开高温窑炉,铅玻璃熔窑有许多种,有烧煤的,有烧煤气或天然气的,有烧油的,有电加热的,等等。
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)
一些少量的玻璃和特殊光学玻璃是用坩埚窑来熔炼的,所说的坩埚***是耐火材料做的容器,外形有的象水壶,有的象短粗的杯子,将它们放置在高温窑炉中,烧得通红,再将原料加在里面。在坩埚中原料发生各种高温化学变化,剧烈地沸腾着,放出很多气体,***后***"安静"下来了,变成了又浓又稠,软软的,***象刚刚熬好的麦芽糖一样的液体,这种液体叫做玻璃液。上面提到的坩埚炉容量小,供不上机械化生产的需要,所以在机械化生产中,玻璃都是在池炉中熔炼的。原料从用耐火砖砌的很大的池子的一端源源不断地加进去,熔炼好了的玻璃液从另一端源源不断地滴下来;滴到机器中去成型。池炉比坩埚可要大多了,有的池炉竞有一个小型的游泳池那样大,里面能容纳上千吨的玻璃液。玻璃液的温度很高,如果冷下来,***会凝固,所以要想将玻璃加工成一定的形状,***必须趁热制作。