采用发泡聚苯乙烯保温砂浆芯材的夹芯叠合板受弯性能

罗斌,黄炜,马相,李斌,周文彩,任杉杉

Flexural behavior of sandwich composite panels with core material of expanded polystyrene thermal insulation motar

Bin LUO,Wei HUANG,Xiang MA,Bin LI,Wen-cai ZHOU,Shan-shan REN

表 2 硅粉的主要化学成分

Tab.2 Main chemical constituents of silica fume

w(SiO2)/% w(Al2O3)/% w(Fe2O3)/% w(MgO)/% w(CaO)/% w(NaO)/% pH平均值 75.0~98.0 1.0 ± 0.2 0.9 ± 0.3 0.7 ± 0.1 0.3 ± 0.1 1.3 ± 0.2 中性