Table 2 The parameters used for the iterative calculation of pressurizing speed.

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

Parameters

Time step(s)

Initial pressurizing speed (Pa/s)

AF (mm2)

Af (mm2)

L (mm)

ξ

Area ratio

hf

Height of area changing (mm)

Total height (mm)

values

0.1

900

785,000

7850

5000

0.9801

1:20

0.9025

500

2000