Table 3 Summary of the calculated nonlinear pressurization parameters.

From: A novel nonlinear pressurization method for counter-gravity casting of cross-sectional mutation structures

Initial pressurizing speeds (kPa/s)

Cross-sectional area ratios

10

20

30

40

50

100

P0

a

P0

a

P0

a

P0

a

P0

a

P0

a

0.9

1.03

1.13

0.55

0.79

0.375

0.72

0.286

0.68

0.233

0.64

0.1234

0.7

1.2

1.08

1.22

0.57

0.76

0.395

0.53

0.3

0.46

0.245

0.35

0.13

0.23

1.5

1

1.16

0.53

0.83

0.364

0.75

0.278

0.71

0.226

0.66

0.1185

1.01

1.8

1.13

1.16

0.6

0.73

0.41

0.52

0.314

0.378

0.253

0.308

0.132

0.18

2

1.16

1.22

0.61

0.7

0.421

0.53

0.323

0.46

0.261

0.47

0.136

0.66

2.5

1.08

1.16

0.57

0.77

0.39

0.52

0.298

0.38

0.244

0.32

0.127

0.27

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