Table 1.

Forces and average pressures at four different center pressures

Center pressure, GPa	Force on 250-μm culet, N	Force on 20-μm culet, N	Average pressure, GPa	Ratio of center/average pressure
170	540	45	11	15
240	1,126	67	23	10
300	2,612	89	53	6
400	4,901	122	100	4