[Retracted] Development of Quality Information Management System for Alumina Ceramic Tube Manufacturing Process

Table 3

Formulation of general alumina ceramics.

Aluminous rock (%)	Kaolin (%)	Quartz sand (%)	Alumina (%)	Water content (%)	Resting time (day)
52.14	13.67	23.47	11.24	0	1-4
58.37	33.24	31.98	1.39	0	1-4
58.91	30.29	317.4	1.47	6.55	1-4
66.29	27.01	41.53	1.54	18.24	1-4