微硅粉可以代替粉煤灰吗?
在混凝土制备过程中, 矿物掺合料是提高混凝土性能所必需的混合材料. 常用的矿物掺合料包括粉煤灰,
The particles of silica fume are extremely small. 一般, the particles are about 0.1 千分尺 (100 纳米) in diameter. To put this into perspective,
硅粉是硅铁冶炼的副产品, and is used in high-strength concrete, 耐火浇注料, ETC. 还, 作为矿物混合物, silica fume is