液態
墊片
吸波
膠帶
輕量
絕緣
石墨
斷熱
矽型 · 導熱材料 ——
PK404
4.0 W/m·K
General Thermal
PK404散熱片是一種導熱界面材料（TIM），設計用於降低熱源與散熱器之間的界面熱阻，廣泛應用於CPU/GPU冷卻到車用電子設備。符合RoHS指令/REACH法規，也適用於醫療設備/食品機械。具有Shore OO/30硬度，提供優異的柔韌性、壓縮性、絕緣特性和自黏特性，能夠補償機械設計中的正負公差，並提供客製化裁切和沖型服務。
CATEGORY
FEATURES
/ Thermal conductivity: 4.0 W/m*K
/ Naturally tacky for ease of manufacture
/ Low thermal impedance
/ Available in a range of thicknesses
SPECIFICATIONS
/ Roll form
/ Sheet form
/ Die-cut parts
TYPICAL APPLICATION
/ Notebook computers
/ Heat pipe assemblies
/ Memory modules
/ TV hardware
/ Automotive electronics
/ Mobile devices
/ High speed mass storage drives
/ Set-top box
/ IP CAM
/ 5G base station & infrastructure
/ EV electric vehicle
TYPICAL PROPERTIES
| PROPERTY | PK404 | UNIT | TEST METHOD |
|---|---|---|---|
| Color | Blue | - | Visual |
| Surface tack 2-side/1-side | 2 | - | - |
| Thickness | Customized | mm | ASTM D374 |
| Density | 2.8 | g/cm³ | ASTM D792 |
| Hardness | 30 | Shore OO | ASTM D2240 |
| Application temperature | -60~180 | °C | - |
| Dielectric breakdown | 12 | KV/mm | ASTM D149 |
| ROHS & REACH | Compliant | - | - |
| THERMAL | |||
| Thermal conductivity | 4.0 | W/m*K | ASTM D5470 |
| Thermal impedance@10 psi | 0.502 | °C-in²/ W | ASTM D5470 |
| Thermal impedance@50 psi | 0.361 | °C-in²/ W | ASTM D5470 |
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