OCCT

# test script on make volume operation
# cone cylinder plane

# cylindrical face 
cylinder cyl_f1 0 0 6.1367577686155528e-014 0 1 1.1102230246251565e-016 276
erase cyl_f1
mkface f1 cyl_f1 0 6.2831853071795862 -1000000 1000000

# planar face 
plane pln_f2 0 -547.5 5.8286708792820718e-016 0 -1 -1.1102230246251565e-016
erase pln_f2
mkface f2 pln_f2 -1000000 1000000 -1000000 1000000

# planar face 
plane pln_f3 0 -558 -5.8286708792820718e-016 0 1 1.1102230246251565e-016
erase pln_f3
mkface f3 pln_f3 -1000000 1000000 -1000000 1000000

# conical face 
cone con_f4 0 -60.919306349999999 0 0 -1 1.1102230246251565e-016 28.800000000062262 0
erase con_f4
mkface f4 con_f4 0 6.2831853071795862 0 1000000

# make volume operation 
mkvolume result f1 f2 f3 f4

checkprops result -s 1.25206e+006