http://www.xinda-machinery.com
PVC发泡板材生产技术 余先生 13301561523 , QQ: 623705238 , 欢迎联系讨论,共同提高:
配料时配方中各组物料要准确计量, 防止因计量出现较大误差而导致实际配方的改变, 从而增加质量分析和质量控制的难度
混合温度一般在高速混合机内利用高速摩擦生热 , 混合过程中温度控制很重要, 当PVC树脂和添加剂放入混合机后,立即进行搅拌, 利用摩擦升温达到120度时即可排到冷混机内, 当在冷混机内混合一段时间,料温低于45度时才可开闸放料.
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