详细介绍:
腻子型遇水膨胀橡胶止水条 止水条
主要特点:
制品型止水条吸水膨胀率高,弹性和压缩变形性好,能在各种负荷下产生弹性变形,遇水后迅速膨胀,从而起到紧固,密封、防渗、防漏的作用。
■ 使用范围:
PZ止水条以良好的防水性能广泛应用于地铁、隧道、人防、顶管、楼房、水坝、桥梁、矿井、污水处理厂等多种工程中。
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■ 制品型止水条的物理性能:
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序号
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项目
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指标
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PZ-150
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PZ-250
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PZ-400
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PZ-600
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1
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硬度(邵尔A)/度
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42±7
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45±7
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48±7
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2
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拉伸强度/MPa ≥
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3.5
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3
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3
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扯断伸长率/% ≥
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450
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350
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4
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体积膨胀倍率/% ≥
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150
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250
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400
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600
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5
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反复浸水试验
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拉伸强度/MPa ≥
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3
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2
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扯断伸长率/% ≥
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350
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250
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体积膨胀倍率/% ≥
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150
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250
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300
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500
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6
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低温弯折(-20℃×2h)
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无裂纹
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注:
1、硬度为推荐项目
2、成口切片测试应达到本标准的80%
3、接头部位的拉伸强度指标不得低于表2标准性能的50%
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