Thermal Conductivity of Materials

Comprehensive Guide

Compare Materials

Material selection for thermal management requires understanding conductivity values. 変換元 heat sinks to insulation, choosing the right material depends on whether you want to conduct or block heat.

Materials by Application

ApplicationMaterialk (W/m·K)
Heat sinksCopper/Aluminum205-400
CookwareCopper, Cast iron50-400
Thermal interfaceThermal paste1-10
Electronics PCBFR-40.3
Building wallsConcrete1.0-1.8
InsulationPolyurethane foam0.02-0.03

まとめ

Material thermal conductivity spans five orders of magnitude—from diamond at 1000+ W/m·K to aerogel at 0.01. Engineers balance conductivity with cost, weight, and other properties. Copper excels for heat transfer; foams excel for insulation; ceramics bridge both worlds for specialized applications.

関連記事

Thermal Conductivity of Materials: 完全ガイド | YounitConverter