OCCT

# test script on make volume operation
# cylinder plane unstable

# planar face 
plane pln_f1 -2591.6564295634707 -1492.5 -1185.6605612884966 0.46174861323503397 1.1102230246251565e-016 -0.88701083317822171
erase pln_f1
mkface f1 pln_f1 -1000000 1000000 -1000000 1000000

# planar face 
plane pln_f2 -2755.6429359899998 -1492.5 -878.10963635499979 -2.2204460492503131e-016 -1.1102230246251565e-016 1
erase pln_f2
mkface f2 pln_f2 -1000000 1000000 -1000000 1000000

# planar face 
plane pln_f3 0 -1695 -1.3877787807814457e-014 0 -1 1.1102230246251565e-016
erase pln_f3
mkface f3 pln_f3 -1000000 1000000 -1000000 1000000

# planar face 
plane pln_f4 -2168.52484422 -1617.5000000000002 -5.7395311755081831e-013 1 1.1102230246251568e-016 2.2204460492503131e-016
erase pln_f4
mkface f4 pln_f4 -1000000 1000000 -1000000 1000000

# cylindrical face 
cylinder cyl_f5 0 0 1.6042722705833512e-013 0 1 1.1102230246251565e-016 2950
erase cyl_f5
mkface f5 cyl_f5 0 6.2831853071795862 -1000000 1000000

# planar face 
plane pln_f6 0 -1395 1.6653345369377348e-014 0 -1 -1.1102230246251565e-016
erase pln_f6
mkface f6 pln_f6 -1000000 1000000 -1000000 1000000

# planar face 
plane pln_f7 -2680.4726796899999 -1492.5 -1314.27713212 1 1.1102230246251568e-016 2.2204460492503131e-016
erase pln_f7
mkface f7 pln_f7 -1000000 1000000 -1000000 1000000

# planar face 
plane pln_f8 -2613.5191306921497 -1492.5 -1360.5119453640414 0.88701083317822182 -1.7180717263929126e-032 0.46174861323503402
erase pln_f8
mkface f8 pln_f8 -1000000 1000000 -1000000 1000000

# cylindrical face 
cylinder cyl_f9 0 0 -2.0206059048177849e-013 0 -1 1.1102230246251565e-016 2750
erase cyl_f9
mkface f9 cyl_f9 0 6.2831853071795862 -1000000 1000000

# make volume operation 
mkvolume result f1 f2 f3 f4 f5 f6 f7 f8 f9

checkprops result -s 8.24049e+007