Free thermal growth calculator

Calculates dimensional change and correction relative to a reference temperature.

Reference dimension

Coefficient of thermal expansion

Reference temperature

Workpiece temperature

How to use the result

The calculation describes the specified model. Check the tool, workholding, and machine limits before use.

ΔL = α · L · ΔT

Sources: ISO 1:2022 — Standard reference temperature for geometrical product specification and verification.