The Effect of Commercial Rice Husk Ash Additives on the Porosity, Mechanical Properties, and Microstructure of Alumina Ceramics

Table 1

The chemical compositions of rice husk ash powder and sucrose.

Materials	Elements	C	O2	Si	P	S	K	AL	Mg	Ca
Rice husk ash	Weight%	6.78	56.40	35.74	—	—	—	—	0.43	0.66
Sucrose (sugar)	Weight%	59.13	40.88	—		—		—	—	—