行业组件数据 · 2026

散热器底座

Heatsink base is the foundational component of cooling systems that provides thermal interface and structural support for heat dissipation.

技术定义与适配语境
典型 散热器底座 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。

The heatsink base is a critical thermal management component designed to absorb and transfer heat from heat-generating sources (such as CPUs, GPUs, or power electronics) to the extended surface area of fins or other cooling elements. It serves as the primary thermal interface between the heat source and the cooling solution, ensuring efficient heat conduction through optimized contact surfaces and material properties.

组件规格

定义
The heatsink base is a critical thermal management component designed to absorb and transfer heat from heat-generating sources (such as CPUs, GPUs, or power electronics) to the extended surface area of fins or other cooling elements. It serves as the primary thermal interface between the heat source and the cooling solution, ensuring efficient heat conduction through optimized contact surfaces and material properties.
工作原理
The heatsink base operates on the principle of thermal conduction, where heat from the source transfers through direct contact into the base material. The base then distributes this heat evenly across its surface area before transferring it to attached fins or cooling structures, where convection or forced airflow dissipates it into the environment. Key principles include maximizing contact area, minimizing thermal resistance, and ensuring proper mounting pressure for optimal thermal transfer.
材料
Typically manufactured from high thermal conductivity materials: Aluminum alloys (60616063)Copper (C11000)or composite materials like copper-aluminum bonded plates. Surface treatments may include nickel platinganodizingor thermal interface coatings to enhance performance and corrosion resistance.
Weight
50-500 g
Base Thickness
3-10 mm
Surface Roughness
Ra 0.4-1.6 μm
Flatness Tolerance
≤0.05 mm
Thermal Conductivity
150-400 W/m·K
Mounting Hole Pattern
Standardized (e.g., Intel LGA, AMD AM4)
标准
ISO 22007DIN 43760

行业分类与别名

散热器底座 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

Insufficient mounting pressure->Poor thermal contact leading to overheating->Implement torque-controlled fastening and spring-loaded mounting systems
Material thermal fatigue->Base warping or cracking under repeated thermal cycles->Use materials with appropriate thermal expansion coefficients and stress-relief designs

工业生态与工程逻辑

0
Thermal interface failure
1
Mounting pressure imbalance
2
Material degradation under thermal cycling
3
Galvanic corrosion in mixed-material assemblies

合规与检测

tolerance
±0.1 mm dimensional tolerance, flatness within 0.05 mm across contact surface
test method
Thermal resistance measurement per ASTM D5470, flatness testing with coordinate measuring machines, material verification through spectroscopy

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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 a heatsink base?

The primary function is to provide efficient thermal transfer from heat-generating components to cooling structures while maintaining structural integrity and proper mounting.

How does material selection affect heatsink base performance?

Material selection directly impacts thermal conductivity, weight, cost, and corrosion resistance. Copper offers superior conductivity but higher cost and weight, while aluminum provides good balance of performance and economics.

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URN:CNFX:ME:UNIT:HEATSINK_BASE