Proper curing temperature profile

QUESTION:  What is the proper curing temperature profile?   ANSWER:   In most cases, cable assembly manufacturers are curing by placing their room-temperature product into pre-heated curing ovens—quite a thermal shock.  Based on our observations, it seems...

Epoxy past expiration

QUESTION: Our epoxy is past expiration – can it still be used?   ANSWER: Fiber Optic Center recommends that you test the material before using it in your production process. Cure it to see if it sets as expected. However, it’s difficult to determine if it has,...

Crystals in epoxy and what it means

QUESTION: I found crystals in our epoxy. Does this mean it has gone bad?     ANSWER: Crystallization in epoxies can look like salt granules in the otherwise clear liquid. Or the epoxy may look foggy, milky, or grainy. Or it may have solidified. Rest assured,...