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    All water combined polyether polyol
    share  | 19-06-03release views ID:30375
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All water combined polyether polyol
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产品型号:BT-328W


产品应用:使用水作为化学发泡剂,设备不需低温和防爆改造,适合连续屋顶板材发泡工艺


环保性:零ODP,低GWP,环保性好,适合所有的国家使用


产品优势:环保性好,不易燃易爆,不需低温储存


典型物性:


外观


黄棕色粘稠液体,无杂质


比重,(25℃,g/mL)


1.05~1.10


粘度(25℃,mPa.s)


400~800


羟值(mgKOH/g)


340~410


推荐配方与工艺参数:


POL:ISO


100:130


原料温度(25℃)


21~25


模具温度(25℃)


35~45


反应特性:(手动搅拌混合,≥2500rpm)


乳白时间,秒


6~10


拉丝时间,秒


22~30


自由发泡密度,kg/m3


25~28


典型泡沫性能:


模塑芯密度,kg/m3


≥38


初始导热系数,10℃,W/m.K


0.0220~0.0240


压缩强度,KPa,平行:


                        垂直:


≥150


≥130


尺寸稳定性,%,-30℃,48h:


                          70℃,48h:


<0.8


<1.5


闭孔率,%


≥92


包装与储存:


 200L铁桶,210kg/桶。常温运输,避免阳光直晒,储存场所应注意防火防爆,温度不超过30℃。密封状态下保质期6个月。


现场使用注意事项:


开盖后未使用完的白料桶需重新拧紧,其他安全事宜参照产品的MSDS。

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