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石蜡的熔点多少
更新时间: 2021-02-12 09:18:43  

1、非晶体,熔点不确定的,一般熔点为49~51℃。

2、根据加工精制程度不同,可分为全精炼石蜡、半精炼石蜡和粗石蜡3种。每类蜡又按熔点,一般每隔2℃,分成不同的品种,如52,54,56,58等牌号。粗石蜡含油量较高,主要用于制造火柴、纤维板、篷帆布等。

关键词: 石蜡 熔点 多少

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