行业组件数据 · 2026

垫片环

A precision spacer ring used in disc stack assemblies to maintain precise axial spacing between rotating discs.

技术定义与适配语境
典型 垫片环 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 spacer ring is a critical component in disc stack assemblies that provides controlled axial separation between adjacent discs. It ensures proper alignment, prevents contact between rotating elements, and maintains operational clearances under thermal and mechanical loads. These rings are manufactured to tight tolerances to guarantee consistent performance in high-speed rotating machinery.

组件规格

定义
A spacer ring is a critical component in disc stack assemblies that provides controlled axial separation between adjacent discs. It ensures proper alignment, prevents contact between rotating elements, and maintains operational clearances under thermal and mechanical loads. These rings are manufactured to tight tolerances to guarantee consistent performance in high-speed rotating machinery.
工作原理
The spacer ring functions by occupying a fixed axial space between discs in a stack, creating precise gaps for fluid flow, thermal expansion accommodation, or mechanical separation. It distributes axial loads evenly across the disc stack while maintaining rotational balance and preventing disc deflection during operation.
材料
Typically manufactured from high-strength alloy steel (AISI 4140/4340)stainless steel (316/304)aluminum alloys (6061-T6)or engineered polymers (PEEKPTFE) depending on application requirements for strengthcorrosion resistanceand thermal properties.
Hardness
HRC 28-45 (steel)
Thickness
1-25 mm
Parallelism
±0.005 mm
Inner Diameter
30-450 mm
Outer Diameter
50-500 mm
Surface Finish
Ra 0.8-3.2 μm
Flatness Tolerance
±0.01 mm
标准
ISO 286-2DIN 7150ISO 2768-mK

行业分类与别名

垫片环 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 thickness specification->Disc stack misalignment leading to vibration and premature bearing wear->Implement dimensional verification with calibrated measuring instruments and statistical process control
Material selection error for operating environment->Corrosion or thermal deformation causing loss of dimensional stability->Conduct thorough application analysis including temperature, chemical exposure, and load requirements
Improper installation technique->Damage to ring or adjacent components during assembly->Develop standardized assembly procedures with torque specifications and alignment tools

工业生态与工程逻辑

0
Incorrect thickness causing misalignment
1
Material fatigue under cyclic loading
2
Thermal expansion mismatch
3
Corrosion in harsh environments
4
Installation damage during assembly

合规与检测

tolerance
ISO 286-2 medium tolerance for diameters, ISO 2768-mK for general dimensions
test method
Dimensional verification with CMM, surface roughness testing per ISO 4287, material certification per ASTM/EN standards

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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 spacer ring in disc stacks?

The primary function is to maintain precise axial distance between adjacent discs, ensuring proper clearances for operation, thermal expansion, and preventing mechanical interference.

How do I select the right material for a spacer ring?

Material selection depends on operating conditions: alloy steel for high strength, stainless for corrosion resistance, aluminum for lightweight applications, and engineered polymers for chemical resistance or electrical insulation.

What tolerances are critical for spacer ring performance?

Thickness tolerance (±0.01 mm typically), flatness, and parallelism are most critical as they directly affect disc alignment and stack compression.

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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
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URN:CNFX:ME:UNIT:SPACER_RING