*HEADING
PRESSURIZING OF A FLAT RUBBER PLATE (CAX6MH)               
**
*NODE
1,0.,0.,0.
21,7.5,0.0,0.0
101,0.0,.25,0.0
121,7.5,.25,0.0
201,0.0,.50,0.0
221,7.5,.50,0.0
*NGEN,LINE=P
1,21,1,,2.4
101,121,1,,2.4,.25
201,221,1,,2.4,.50,.0
*NSET,NSET=CENTER
1,101,201
*ELEMENT,TYPE=CAX6MH,ELSET=ONE
1,1,3,203,2,103,102
2,1,203,201,102,202,101
*ELGEN,ELSET=ALL
1,10,2,2
2,10,2,2
*ELSET,ELSET=BOT_ELM,GENERATE
1,19,2
*BOUNDARY
121,1,2
CENTER,XSYMM
*EQUATION
2, 
221,1,1.0,21,1,1.0
2, 
221,2,1.0,21,2,1.0
*ELSET,ELSET=ONE
1, 
*SOLID SECTION, ELSET=ALL, MATERIAL=A1
*MATERIAL, NAME=A1
*HYPERELASTIC, N=1
80.,20.,0.
*RESTART, WRITE, FREQ=2
*STEP, INC=23, NLGEOM, UNSYMM=YES 
*STATIC, RIKS
.0001,1.0,.00001,1.0,1.0,1,1,10000.
*DLOAD
BOT_ELM, P1,200.0
*MONITOR, NODE=101,DOF=2
*EL PRINT,FREQUENCY=5,ELSET=ALL
COORD, 
LOADS, 
S, 
SINV, 
ENER, 
E, 
EE, 
*EL PRINT,FREQUENCY=2,ELSET=ONE
COORD, 
LOADS, 
S, 
SINV, 
ENER, 
E, 
EE, 
*EL FILE,FREQUENCY=2,ELSET=ONE
S,E
LOADS, 
*OUTPUT,FIELD,FREQ=2
*ELEMENT OUTPUT,ELSET=ONE
S,E
LOADS,
*NODE FILE,FREQUENCY=2,NSET=CENTER
U,RF
*OUTPUT,FIELD,FREQ=2
*NODE OUTPUT,NSET=CENTER
U,RF
*END STEP