行业组件数据 · 2026

磁芯

Magnet core is a ferromagnetic component that concentrates and directs magnetic flux in bending magnets for particle beam control.

技术定义与适配语境
典型 磁芯 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。

A magnet core is the central ferromagnetic structure within a bending magnet that provides a low-reluctance path for magnetic flux, enabling precise control of charged particle trajectories in accelerators, synchrotrons, and beamlines. It consists of laminated silicon steel sheets or solid ferrite blocks shaped to create a uniform magnetic field across the gap where particles pass.

组件规格

定义
A magnet core is the central ferromagnetic structure within a bending magnet that provides a low-reluctance path for magnetic flux, enabling precise control of charged particle trajectories in accelerators, synchrotrons, and beamlines. It consists of laminated silicon steel sheets or solid ferrite blocks shaped to create a uniform magnetic field across the gap where particles pass.
工作原理
The magnet core operates on electromagnetic principles: when current flows through surrounding coils, it magnetizes the core material, creating a concentrated magnetic field. The core's geometry (typically C-shaped or window-frame) shapes this field to bend charged particles via the Lorentz force, with field strength proportional to current and core permeability.
材料
Cold-rolled grain-oriented (CRGO) silicon steel (M-5M-6 grades)non-oriented electrical steelor soft ferrite (Mn-ZnNi-Zn) for high-frequency applicationslaminated to reduce eddy current lossesinsulated with phosphate or oxide coatings.
Cooling
Air or water-cooled, depending on power
Core Loss
<1.5 W/kg at 1.5 T, 50 Hz
Gap Length
10-100 mm (adjustable for field uniformity)
Permeability
1500-5000 μr
Operating Frequency
DC to 10 kHz
Saturation Flux Density
1.8-2.0 T (silicon steel), 0.4-0.5 T (ferrite)
标准
ISO 683-17DIN EN 10107

行业分类与别名

磁芯 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

Excessive current or high frequency operation->Core saturation and reduced magnetic field strength->Use higher-grade materials (e.g., M-6 steel), implement current limiting, and monitor temperature
Poor lamination insulation or manufacturing defects->Increased eddy current losses and overheating->Quality control on coating uniformity, regular thermal inspections, and adequate cooling systems
Mechanical vibration or misalignment->Core deformation and field non-uniformity->Secure mounting, vibration damping, and alignment checks during maintenance

工业生态与工程逻辑

0
Magnetic saturation leading to field distortion
1
Core overheating due to eddy currents
2
Mechanical stress from magnetic forces
3
Demagnetization over time

合规与检测

tolerance
±0.1 mm on critical dimensions, ±2% on magnetic field uniformity
test method
Hall probe mapping for field uniformity, Epstein frame for core loss, and thermal imaging for hotspot detection

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 a magnet core in a bending magnet?

To concentrate magnetic flux and create a uniform field that bends charged particle beams via the Lorentz force, enabling precise trajectory control in accelerators.

Why are magnet cores laminated?

Lamination reduces eddy current losses by insulating layers, improving efficiency and preventing overheating in AC or pulsed applications.

How does material choice affect magnet core performance?

Silicon steel offers high saturation flux for strong fields, while ferrite provides low losses at high frequencies; selection depends on operating frequency and field strength requirements.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 磁芯

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 磁芯?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
磁极片
下一个组件
磁芯组件
URN:CNFX:ME:UNIT:MAGNET_CORE