Thermosetting Coupling Analysis and Parameter Optimization of the Plastic Lining Pump Structure

Table 11

Controllable factors and their levels.

	Inlet diameter D1 (mm)	Outlet diameter D2 (mm)	Inlet angle βb1 (°)	Outlet angle βb2 (°)	Wrap angle φ (°)
1	72	252	18	20	100
2	74	254	22	24	105
3	76	256	26	28	110
4	78	258	30	32	115