行业组件数据 · 2026

粘合剂/环氧树脂

High-performance adhesive used for bonding magnet arrays in industrial machinery, providing structural integrity and vibration resistance.

技术定义与适配语境
典型 粘合剂/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。

A two-component thermosetting polymer adhesive system specifically formulated for permanent bonding of magnet arrays in electromechanical assemblies. It cures to form a rigid, durable bond that maintains dimensional stability under thermal cycling and mechanical stress, ensuring precise alignment and secure attachment of magnetic components.

组件规格

定义
A two-component thermosetting polymer adhesive system specifically formulated for permanent bonding of magnet arrays in electromechanical assemblies. It cures to form a rigid, durable bond that maintains dimensional stability under thermal cycling and mechanical stress, ensuring precise alignment and secure attachment of magnetic components.
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
Epoxy resin (typically bisphenol-A or bisphenol-F based) with amine or anhydride hardenercontaining magnetic particle fillers (iron oxide or ferrite) for thermal conductivity and structural reinforcement. May include silica thixotropic agents for viscosity control and adhesion promoters for enhanced bonding to metallic and ceramic surfaces.
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

粘合剂/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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