行业组件数据 · 2026

磨损垫/衬板

Wear pads/liners are replaceable protective components that absorb friction and impact in expanding mandrels, extending equipment lifespan.

技术定义与适配语境
典型 磨损垫/衬板 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。

Wear pads or liners are precision-engineered components installed on expanding mandrels to protect critical surfaces from abrasion, impact, and deformation during material expansion operations. They serve as sacrificial elements that can be replaced without requiring full mandrel replacement, significantly reducing maintenance costs and downtime in industrial applications.

组件规格

定义
Wear pads or liners are precision-engineered components installed on expanding mandrels to protect critical surfaces from abrasion, impact, and deformation during material expansion operations. They serve as sacrificial elements that can be replaced without requiring full mandrel replacement, significantly reducing maintenance costs and downtime in industrial applications.
工作原理
These components work by creating a durable interface between the expanding mandrel's moving parts and the workpiece. During expansion cycles, they absorb kinetic energy, distribute loads evenly, and prevent direct metal-to-metal contact. Their sacrificial nature ensures that wear occurs on the replaceable pads rather than the expensive mandrel structure.
材料
High-wear resistant materials including: polyurethane (80-95 Shore A)ultra-high molecular weight polyethylene (UHMW-PE)hardened tool steel (HRC 58-62)tungsten carbide compositesor ceramic-metal hybrids. Material selection depends on application temperaturepressureand abrasion requirements.
Service Life
50,000-500,000 cycles
Pressure Rating
Up to 300 MPa
Thickness Range
3-25 mm
Surface Hardness
Varies by material (e.g., 90 Shore A for polymers)
Operating Temperature
-40°C to +200°C
Coefficient of Friction
0.05-0.25 depending on material
标准
ISO 2768DIN 7150ISO 286-2DIN 7172

行业分类与别名

磨损垫/衬板 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 material selection for application conditions->Rapid wear or catastrophic failure during operation->Conduct material testing under simulated conditions before full implementation
Improper installation or torque specifications->Component displacement during operation->Use calibrated torque tools and follow manufacturer installation procedures precisely
Contamination between pad and mandrel surface->Reduced friction performance and uneven wear->Implement clean installation protocols and surface preparation procedures

工业生态与工程逻辑

0
Premature failure due to improper installation
1
Material incompatibility causing accelerated wear
2
Insufficient lubrication leading to overheating
3
Misalignment causing uneven pressure distribution

合规与检测

tolerance
±0.05 mm dimensional tolerance, surface finish Ra 0.8-1.6 μm
test method
ASTM G65 for abrasion resistance, ISO 4287 for surface roughness, DIN 53516 for compression set testing

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

How often should wear pads on expanding mandrels be replaced?

Replacement frequency depends on material, operating conditions, and cycle count. Typically every 50,000-200,000 cycles, but regular inspection is recommended to prevent catastrophic failure.

Can different material wear pads be used on the same mandrel?

Yes, but material compatibility with the mandrel surface and operating conditions must be verified. Mixed materials may cause uneven wear or performance issues.

What are the signs of worn-out wear pads?

Visible grooves or cracks, increased clearance between components, reduced expansion force, abnormal noise during operation, or decreased product dimensional accuracy.

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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: 磨损垫/衬板

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URN:CNFX:ME:UNIT:WEAR_PADS_LINERS