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DOWSIL™ 899 Silicone Glazing Sealant

概述
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一种单组分、中性固化、RTV 密封剂，可在大气湿度下固化。本品为大部分施工材料提供出色的无中涂粘合。

性能

这些数值为典型性能，并且不用于在规格制定过程中使用。

典型性能

下垂度(垂流) 是否 < 0.5 mm
位移是否弱/低
位移能力 是否 -25 to 25 %
使用位置 是否工作地点, 工厂
保质期 是否 360 Days
化学是否中性
固化体系 是否单组分固化
固化类型 是否自然固化
基材是否非多孔
外观是否半透明
延伸率 是否 500 %
抵御种类 是否抗紫外线, 热阻, 防水
拉伸强度 是否 275 psi
无底涂剂的粘合力 是否无需底涂
模量@100%延伸率，最大 是否 55 psi
比重 @ 25C 是否 1.05
流平是否无流挂
温度范围 是否 -40 to 149 °C
相对湿度50%时的表干时间 是否 6 Minutes
硬度-Shore A 是否 35 Shore A
组分是否单组份
防水是否 true
颜色是否灰色, 透明