Table 1.

Nominal wall slope $S$ given by CAD in comparison to measured values.

$\mathbf{Nominal}\mathit{S}\left({}^{\circ }\right)$	$\mathbf{Measured}\mathit{S}\left({}^{\circ }\right)$	Deviation (%)
40	38.5	3.8
45	42.9	4.7
50	47.7	4.6
55	51.8	5.8
60	55.9	6.8