碱性无磷除油粉

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<strong><span>一、</span></strong><strong><span>简介</span></strong>
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<strong><span> </span></strong>
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<span>R</span><span>C-152</span><span>(</span><span>简称</span><span>R152</span><span>)</span><span>是一种不含磷酸盐粉状碱性除油剂，适用于铝及</span>
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<span>其合金，施用方法喷浸皆宜。本剂对铝材浸蚀不严重。</span>
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<span>RC-152</span><span>有良好清洗性，且只要液温高于40℃，泡沫不多。</span>
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<strong><span>二、</span></strong><strong><span>工艺参数</span></strong>
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<strong><span> </span></strong>
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<span>开槽浓度</span>
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<span>3-6</span><span>%</span>
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<span>R152</span><span>滴定点数</span>
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<span>25-55</span>
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<span>浸渍时间</span>
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<span>1-15分钟</span>
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<span>喷淋时间</span>
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<span>0.5-5</span><span>分钟</span>
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<span>液温</span>
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<span>40-</span><span>6</span><span>0℃</span>
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<span> </span>
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<span>三</span><span>、</span><strong><span>设备材质</span></strong>
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<strong><span> </span></strong>
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<span><span>槽体、管道、泵等可用低碳钢，换热器、喷嘴等应用</span>316不锈钢，弹性件用聚四氟、氟橡胶等。</span>
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<strong><span>四</span></strong><strong><span>、</span></strong><strong><span>槽液分析及控制</span></strong>
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<span> </span>
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<span><span>取</span>10</span><span>ml</span><span>槽液。加入</span><span>50ml</span><span><span>蒸馏水，</span>6-8滴中性红指示剂(变色范围:6.8-8.0)，用</span><span>0.1N HCL</span><span>滴定至红色。</span><span>HCL</span><span>液耗用的毫升数，为</span><span>R152</span><span>滴定点数。</span>
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<span>对于</span><span>1000</span><span>升槽液，加入</span><span>2</span><span>公斤</span><span>R33</span><span>9可使滴定点数升高</span><span>2.0</span><span>左右。</span>
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<strong><span>五</span></strong><strong><span>、</span></strong><strong><span>后处理</span></strong>
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<span>    <span>经上述处理后，工件应用水彻底漂洗，然后进行其他处理。</span></span>
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