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3M Thermally Conductive Acrylic Interface Pad 5590H vs Akasa AK-455: Comparison

3M Thermally Conductive Acrylic Interface Pad 5590H and Akasa AK-455 separate most on thermal conductivity: 3M Thermally Conductive Acrylic Interface Pad 5590H at 3 W/mK, Akasa AK-455 at 2.4 W/mK, 20% in favour of 3M Thermally Conductive Acrylic Interface Pad 5590H.

3M Thermally Conductive Acrylic Interface Pad 5590H (Acrylic Pad/Non-Conductive/3 W/mK)
3M3M Thermally Conductive Acrylic Interface Pad 5590H
Akasa AK-455 (Metal Oxide/Ceramic/Non-Conductive/2.4 W/mK/OEM-Popular Budget Compound)
AkasaAkasa AK-455

Specs

Specification
3M Thermally Conductive Acrylic Interface Pad 5590H (Acrylic Pad/Non-Conductive/3 W/mK)
3M Thermally Conductive Acrylic Interface Pad 5590H
Akasa AK-455 (Metal Oxide/Ceramic/Non-Conductive/2.4 W/mK/OEM-Popular Budget Compound)
Akasa AK-455
Compound TypeAcrylic-Based Pad (non-silicone thermally conductive acrylic polymer)Metal Oxide/Ceramic
Brand3MAkasa
Model5590HAkasa AK-455
Thermal Conductivity3 W/mK2.4 W/mK-20%
Electrical ConductivityInsulatingInsulating
Package SizeDie-cut shapes and rolls (e.g. 25.4 x 25.4 x 0.5mm squares, sold in packs)1.5g and 5g syringes
Recommended UseMainstream CPU/GPU and general electronics gap fillingCPU/GPU General Cooling
Reapplication IntervalNo reapplication needed; self-adhesive one-time applicationLong shelf stability before application; no in-use interval published
Safety NotesNon-conductive acrylic pad; no special handling precautions requiredNone
Paste SegmentPadStandard Paste

Price comparison

Retailer3M Thermally Conductive Acrylic Interface Pad 5590HAkasa AK-455
AmazonView on Amazon
NewarkView on Newark

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