行业组件数据 · 2026

胶粘剂/环氧树脂

繁體:膠粘劑/環氧樹脂

一种双组分热固性聚合物胶粘剂,专用于机电组件中磁体阵列的永久粘接。

技术定义与适配语境
典型 胶粘剂/环氧树脂 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。

一种双组分热固性聚合物胶粘剂体系,专门配制用于机电组件中磁体阵列的永久粘接。固化后形成刚性、耐久的粘接,在热循环和机械应力下保持尺寸稳定性,确保磁性元件的精确对准和牢固固定。 当树脂和固化剂混合时,通过化学交联聚合反应,形成共价键,构建刚性三维网络。胶粘剂填充磁体表面与基材之间的微观间隙,通过表面润湿和与基材的共价键合,实现机械互锁和化学粘附。

组件规格

定义
一种双组分热固性聚合物胶粘剂体系,专门配制用于机电组件中磁体阵列的永久粘接。固化后形成刚性、耐久的粘接,在热循环和机械应力下保持尺寸稳定性,确保磁性元件的精确对准和牢固固定。

当树脂和固化剂混合时,通过化学交联聚合反应,形成共价键,构建刚性三维网络。胶粘剂填充磁体表面与基材之间的微观间隙,通过表面润湿和与基材的共价键合,实现机械互锁和化学粘附。
工作原理
Works through chemical cross-linking polymerization when resin and hardener are mixed, creating covalent bonds that form a rigid three-dimensional network. The adhesive fills microscopic gaps between magnet surfaces and substrates, creating mechanical interlock and chemical adhesion through surface wetting and covalent bonding to substrate materials.
材料
环氧树脂(通常基于双酚A或双酚F)与胺类或酸酐类固化剂含有磁性颗粒填料(氧化铁或铁氧体)以提高导热性和结构增强。可能包含二氧化硅触变剂以控制粘度以及附着力促进剂以增强对金属和陶瓷表面的粘接。
Pot Life
30-60 minutes
Cure Time
4-8 hours @ 25°C (full cure)
Viscosity
5000-15000 cP @ 25°C
Shear Strength
≥20 MPa
Shore D Hardness
85-90
Dielectric Strength
≥15 kV/mm
Service Temperature
-40°C to +150°C
Thermal Conductivity
0.8-1.2 W/m·K
标准
ISO 4587ISO 11339DIN EN 1465ASTM D1002

行业分类与别名

胶粘剂/环氧树脂 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

Incorrect resin-to-hardener ratio->Incomplete polymerization resulting in weak, rubbery bond with poor mechanical properties->Implement automated mixing systems with ratio verification, use pre-measured dual-cartridge packaging, conduct regular viscosity testing
Surface contamination (oils, oxides, release agents)->Adhesive de-bonding or reduced bond strength leading to magnet array detachment under operational loads->Implement strict surface preparation protocols including solvent cleaning, abrasion, and plasma treatment; conduct surface energy testing before bonding
Thermal cycling beyond adhesive specifications->Progressive bond degradation leading to crack propagation and eventual mechanical failure->Select adhesives with CTE matching magnet and substrate materials, implement thermal stress analysis in design phase, use flexible epoxy formulations for high-cycling applications

工业生态与工程逻辑

0
Incomplete mixing leading to weak bonds
1
Moisture contamination reducing adhesion strength
2
Thermal expansion mismatch causing stress fractures
3
Outgassing during cure creating voids
4
Shelf life expiration reducing performance

合规与检测

tolerance
Bond line thickness tolerance: ±0.05 mm; Alignment tolerance: ±0.1° angular, ±0.2 mm positional
test method
Shear strength testing per ISO 4587, thermal cycling per IEC 60068-2-14, vibration testing per MIL-STD-810G, pull-off adhesion testing per ASTM D4541

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 maximum gap filling capability of magnet array epoxy adhesives?

Typically 0.1-0.5 mm depending on formulation. Thixotropic versions can bridge larger gaps while maintaining dimensional stability during cure.

How does temperature affect the curing process of magnet epoxy adhesives?

Cure time decreases exponentially with temperature increase. At 60°C, full cure can be achieved in 1-2 hours versus 4-8 hours at room temperature. However, rapid curing at high temperatures may induce thermal stresses.

Can magnet array epoxy adhesives be removed or reworked after curing?

Fully cured epoxy forms permanent bonds. Removal typically requires mechanical methods (grinding, machining) or thermal decomposition above 250°C, which may damage magnet materials.

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CNFX Industrial Component Index · 机械和设备制造

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初步技术归类
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