行业组件数据 · 2026

金属轴

Precision metal shaft for float glass annealing lehr rollers, designed for high-temperature stability and minimal thermal expansion.

技术定义与适配语境
典型 金属轴 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 critical rotating component in float glass annealing lehr roller systems, engineered to support and transfer glass sheets through controlled cooling zones. This shaft maintains precise alignment under continuous thermal cycling (typically 200-600°C) while minimizing deflection and wear. It features specialized surface treatments and dimensional tolerances to ensure consistent glass quality by preventing surface marking or thermal distortion during the annealing process.

组件规格

定义
A critical rotating component in float glass annealing lehr roller systems, engineered to support and transfer glass sheets through controlled cooling zones. This shaft maintains precise alignment under continuous thermal cycling (typically 200-600°C) while minimizing deflection and wear. It features specialized surface treatments and dimensional tolerances to ensure consistent glass quality by preventing surface marking or thermal distortion during the annealing process.
工作原理
Operates as a load-bearing and rotational element within roller assemblies, transmitting torque while maintaining structural integrity under thermal stress. The shaft's thermal expansion characteristics are carefully matched to roller materials to prevent binding or misalignment during temperature fluctuations in annealing zones.
材料
High-temperature alloy steel (e.g.AISI 304/316 stainless steel or Inconel alloys for extreme conditions)with optional ceramic coatings for enhanced wear resistance. Material selection prioritizes creep resistanceoxidation stabilityand thermal conductivity properties.
Hardness
HRC 45-55 (core), HRC 60+ (surface treated)
Length Range
500-4000 mm (customizable)
Surface Roughness
Ra ≤ 0.4 μm
Diameter Tolerance
±0.01 mm
Straightness Tolerance
0.02 mm/m
Maximum Operating Temperature
650°C
Thermal Expansion Coefficient
Match to roller material (±10%)
标准
ISO 286-2DIN 7150ISO 1101

行业分类与别名

金属轴 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

Inadequate thermal expansion matching between shaft and roller->Roller binding or excessive wear leading to glass surface defects->Precise material selection and thermal expansion coefficient verification during design phase
Improper installation alignment->Premature bearing failure and vibration transmission to glass surface->Implement laser alignment procedures during installation and regular alignment checks
Insufficient lubrication at high temperatures->Increased friction, heat generation, and potential seizure->Use high-temperature compatible lubricants and establish automated lubrication monitoring systems

工业生态与工程逻辑

0
Thermal fatigue cracking
1
Bearing seizure due to misalignment
2
Surface degradation from glass particulate abrasion
3
Creep deformation under sustained load at high temperatures

合规与检测

tolerance
Geometric tolerances per ISO 1101, dimensional tolerances per ISO 286-2
test method
Non-destructive testing (ultrasonic/eddy current), thermal cycling tests, surface roughness verification per ISO 4287

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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 makes these shafts suitable for float glass annealing applications?

They are engineered with specific thermal expansion properties, high-temperature materials, and precision tolerances to prevent glass surface defects during controlled cooling processes.

How often should annealing lehr shafts be inspected or replaced?

Regular inspection every 6-12 months is recommended, with replacement typically needed after 3-5 years depending on operating conditions, thermal cycles, and maintenance practices.

Can these shafts be customized for different glass production lines?

Yes, they can be engineered with specific diameters, lengths, material grades, and surface treatments to match particular annealing lehr configurations and glass thickness requirements.

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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:METAL_SHAFT