Thursday, January 8th 2026

Carbice Shows Off Ice Pad, a High-Performance Carbon Nanotube Thermal Pad

Carbice is a new entrant at CES, and we caught their revolutionary new product, called simply Ice Pad. This is a high-performance, sold-state thermal pad based on carbon nanotubes, a technology more advanced than graphite-based thermal pads from, say, Hitachi. Graphite based pads tend to offer much higher thermal conductivity than regular polymer-based ones, but carbon nanotube (CNT) based ones tend to offer even higher axial thermal conductivity. The Ice Pad offers in-plane thermal conductivity of 200 W/mK, and outlasts a conventional TIM application by years. In fact Carbice claims that the conductivity improves over time. A single pad application can last the entire age of the system.

The Carbice Ice Pad is available in sheets measuring 33 mm x 33 mm, or about the size of the IHS of a processor. It's available in various other sizes, and can be cut down. Among the applications shown at the Carbice booth include CPU and GPU. The GPU application sees you get rid of the copious amounts of thermal paste VGA manufacturers tend to apply. Carbice scored its first major OEM design win with CyberPowerPC, which offers Ice Pad as a premium TIM option for its gaming desktops.
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7 Comments on Carbice Shows Off Ice Pad, a High-Performance Carbon Nanotube Thermal Pad

#1
Bloste
If it's based on carbon nanotubes, it's likely electrically conductive. So handle with care.
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#2
Joshreddevil
BlosteIf it's based on carbon nanotubes, it's likely electrically conductive. So handle with care.
Sounds like a big improvement over liquid metal in that regard, far less likely to be squeezed out overtime. High performance laptops and gpu's would definitely benefit.
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#3
Philaphlous
That last image of the magnification is 10000000000000% Ai generated....

and I'd love to test this. Igor's lab should also get a sample!
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#4
Tomorrow
Sounds interesting, but lets wait for independent tests. Also even if it's electrically conductive i would be far more at ease using non-liquid pad than using liquid metal.
Posted on Reply
#5
TechLurker
I've seen a few DIY'ers using a very tiny bit of thermal paste at the corner edges to hold down graphite pads when attaching a cooler or GPU block back on without any issue in performance. I'm curious if the same can be done with this one, or if it tacky enough to stick without worry. The promo images seem to show it sticking, but I don't know if that's just for demo purposes or if it really does have enough tack or cling force.
Posted on Reply
#6
rusTORK
I talk with one company about CNT samples few years ago. Tiny thing cost was $500! This thing is 33x33mm.

It will be VERY intersting to test this thing and compare with current graphite stuff.
Posted on Reply
#7
gozzima
200 W/mK is a dream as this approaches aluminium thermal conductivity.
Would be interested to see real measurements of those pads.
Posted on Reply
Nov 14th, 2026 16:36 CST change timezone

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