Fly Ash Particle Size Effect on Pore Structure and Strength of Fly Ash Foamed Geopolymer

Table 2

Raw materials for FAFG.

Material	Chemical formula	Function	Purity	Origin
FLA	—	Cementitious materials	—	Dananhu no.1 Coal Mine, Hami, Xinjiang, China
CC	—	Cementitious materials	—	Yanhang Mineral Products Trading Co., Ltd., Shijiazhuang, Hebei, China
SH	NaOH	Alkali activator	>96%	Bohe Fine Chemicals Co., Ltd., Shanghai, China
SS	Na2SO4	Sulfate activator	>96%	Sinopharm Chemical Reagent Co. Ltd., Shanghai, China
CO	CaO	Reinforcing agent	>98%	Sinopharm Chemical Reagent Co., Ltd., Shanghai, China
CS	C36H70CaO4	Foam stabilizer	98%	Chemical Technology Co., Ltd., Shanghai, China
HP	H2O2	Foaming agent	Mass fraction = 30%	Zhenqi Fine Chemicals Co., Ltd., Shanghai, China

FLA – Fly ash; CC – Cement clinker; SH – Sodium hydroxide; CO – Calcium oxide; SS – Sodium sulfate; CS – Calcium stearate; HP – Hydrogen peroxide; W – Water.