g00gle.... "What's Tempilaq"
used to check the temp of the case when annealing
TEMPILAQ G®
INDICATING LIQUIDS
Optimal for cold and/or smooth surfaces, Tempilaq G® Indicating Liquid is a quick, easy and cost-effective method to verify the achievement of a specific temperature on a wide range of surfaces under dynamic conditions.
Applications:
Thermal mapping on multiple surfaces
Calibrating brake calipers
Wave soldering PC boards
Dielectric heat sealing
Post-forming plastic laminate
Annealing polished metal surfaces
Calculating glass temperatures at various heating stages
Calibrating industrial ovens