Epoxy is not very good heat conductor. There is a product called "Arctic Silver Epoxy" and it conducts heat extremely well. It is expensive, however, you probably don't want to fill your whole enclosure with it.
Please enter a valid email to subscribe
We need to confirm your email address.
To complete the subscription, please click the link in the
email we just sent you.
Thank you for subscribing!
via Egeo 16