行业组件数据 · 2026

散热鳍片

Cooling fins are heat-dissipating components that increase surface area to transfer thermal energy from machinery to the surrounding environment.

技术定义与适配语境
典型 散热鳍片 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

Cooling fins are engineered components designed to enhance heat dissipation in thermal management systems. They consist of thin, extended surfaces attached to a base plate, typically made of aluminum or copper alloys, that maximize surface area exposure to air or liquid coolants. These fins facilitate convective and radiative heat transfer, reducing operating temperatures in electronic devices, engines, and industrial equipment to prevent overheating and maintain optimal performance.

组件规格

定义
Cooling fins are engineered components designed to enhance heat dissipation in thermal management systems. They consist of thin, extended surfaces attached to a base plate, typically made of aluminum or copper alloys, that maximize surface area exposure to air or liquid coolants. These fins facilitate convective and radiative heat transfer, reducing operating temperatures in electronic devices, engines, and industrial equipment to prevent overheating and maintain optimal performance.
工作原理
Cooling fins operate on the principle of extended surface heat transfer. By increasing the surface area in contact with a cooling medium (air or liquid), they enhance convective heat dissipation. Heat from the source (e.g., a heat sink base) conducts through the fin material, and the temperature gradient between the fin surface and the ambient environment drives heat transfer, following Fourier's law of conduction and Newton's law of cooling.
材料
Aluminum alloys (e.g.60616063 for good thermal conductivity and lightweight)copper alloys (e.g.C11000 for superior conductivity)or composite materials with thermal conductivity >150 W/m·K. Surface treatments may include anodizing for corrosion resistance or coatings to improve emissivity.
Fin Pitch
2-10 mm
Fin Height
10-100 mm
Fin Thickness
0.5-3 mm
Base Plate Thickness
3-20 mm
Thermal Conductivity
>150 W/m·K
Operating Temperature Range
-40°C to 200°C
标准
ISO 13732-1DIN EN 16714

行业分类与别名

散热鳍片 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Poor fin design or material selection->Inadequate heat transfer causing overheating->Optimize fin geometry using computational fluid dynamics (CFD) and select high-conductivity materials.
Environmental exposure to corrosive elements->Reduced thermal performance due to corrosion->Apply protective coatings like anodizing or use corrosion-resistant alloys.

工业生态与工程逻辑

0
Insufficient heat dissipation leading to equipment failure
1
Corrosion in harsh environments
2
Mechanical damage from vibration or impact

合规与检测

tolerance
±0.1 mm for fin dimensions, flatness within 0.05 mm per 100 mm
test method
Thermal performance tested per ASTM D5470, with environmental testing per IEC 60068 for corrosion and vibration resistance.

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of cooling fins?

Cooling fins primarily increase surface area to enhance heat transfer from machinery to the environment, preventing overheating and ensuring efficient operation.

Why is aluminum commonly used for cooling fins?

Aluminum is favored due to its high thermal conductivity, lightweight properties, corrosion resistance, and cost-effectiveness compared to materials like copper.

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URN:CNFX:ME:UNIT:COOLING_FINS