Thermal Expansion: Holding bad boys in their prison

Confession Time:  I sometimes totally underestimate thermal expansion it looks so innocent on paper! 🤓 Let’s break it down: We’ve all seen that classic formula  strain = ΔT × α, where α (alpha) is the material’s “how much do I expand when heated?” number. For aluminum, α is 23e-6 /°C which looks ridiculously tiny, like a […]