*HEADING
EXPLICIT DYNAMICS TEST OF SOFTENED, NO SEPARATION CONTACT WITH LINEAR
PRESSURE-OVERCLOSURE DATA AND DEFORMABLE TO RIGID SURFACE CONTACT
********************
*NODE
1,     0.0,     0.0
25,    0.08,    0.0
1401,  0.0,     0.03175
1425,  0.08,    0.03175
*NGEN, NSET=BOTTOM
1, 25
*NGEN, NSET=TOP
1401, 1425
*NFILL, NSET=ALL
BOTTOM, TOP, 14, 100
*NSET, NSET=AXIS, GENERATE
1, 1401, 100 
*ELEMENT, TYPE=CAX4R, ELSET=PREFORM
1, 1, 3, 203, 201
*ELGEN, ELSET=PREFORM
1, 12, 2, 1, 7, 200, 100
*ELSET,ELSET=DTOP,GEN
601,612,1
*ELSET,ELSET=DSIDE,GEN
12,612,100
*SOLID SECTION, ELSET=PREFORM, MATERIAL=RUBBER
*MATERIAL, NAME=RUBBER
*HYPERELASTIC,POLYNOMIAL,N=1
80.,20.
*DENSITY
100., 
*NODE
3001, 0.04, 0.06
*NSET, NSET=DIE
3001, 
*RIGID BODY,ANALYTICAL SURFACE=DIE,REFNODE=3001
*SURFACE,TYPE=SEGMENTS,FILLET RADIUS=0.003,NAME=DIE
START,  0.1500,  0.02500
LINE,   0.1100,  0.02500
LINE,   0.1100,  0.04525
LINE,   0.0795,  0.04525
CIRCL,  0.0660,  0.03175  ,  0.066,  0.04525
LINE,  -0.0100,  0.03175
*SURFACE, NAME=BLANK
DTOP,
DSIDE,
**
**
*STEP
*DYNAMIC,EXPLICIT
,1.0
*CONTACT PAIR, INTERACTION=SLIDE
BLANK, DIE
*SURFACE INTERACTION, NAME=SLIDE
*FRICTION
.1, 
*SURFACE BEHAVIOR, PRESSURE-OVERCLOSURE=LINEAR,NO SEPARATION
1.0E+5, 
*BOUNDARY
DIE, 1
DIE, 6
BOTTOM, 2
*AMPLITUDE,NAME=RAMP
0.0,0.0, 0.33,1.0, 0.67,0.0, 1.0,-1.0
*BOUNDARY,AMP=RAMP
DIE,2, ,-0.01223
**
** Output requests for postprocessing
**
*OUTPUT,FIELD,VAR=PRESELECT
**
** Output requests for qa testing
**
*NSET,NSET=QA_TESTN,ELSET=DTOP
*NSET,NSET=QA_TESTN,ELSET=DSIDE
*NSET,NSET=QA_TESTRB
3001,
*OUTPUT,FIELD,NUMBER=2,TIMEMARKS=YES
*NODE OUTPUT,NSET=QA_TESTN
U,
*NODE OUTPUT,NSET=QA_TESTRB
U,RF
*OUTPUT,HISTORY,TIME INTERVAL=0.25
*ENERGY OUTPUT,VAR=PRESELECT
*END STEP