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大品牌为什么不用晶钢门

更新时间: 2020-11-08 00:00:00     

大品牌不用晶钢门是因为有碎裂风险。晶钢门板不会变形,这是由于采用铝合金包边和晶钢板的高强度决定的。晶钢框架门用晶钢板材、铝合金作骨架,不吸潮且温度膨胀系数很小,所以不会产生变形。

关键词: 品牌 为什么 不用 钢门

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