PrePoMax tutorial #21: https://www.youtube.com/watch?v=RB_tL699XuI

Max element size: 1.5 mm

Nodes: 119834
Elements: 68127

Thermal conductivity: 237 mW/(mm·°C)

Surface flux (bottom face): 18.3824 mW/mm²
Convective film (every other face):
  Sink temperature: 20 °C
  Film coefficient: 0.023 mW/(mm²·°C)

Total CalculiX Time: 11.575448
