行业组件数据 · 2026

核心管

Central structural support tube in filter cartridges that maintains media integrity and ensures proper fluid flow.

技术定义与适配语境
典型 核心管 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。

The core tube is the central cylindrical component within a filter cartridge that provides structural support to the filtration media (such as pleated paper, mesh, or synthetic fibers). It maintains the media's shape and spacing during operation, prevents collapse under pressure differentials, and serves as the central channel for filtered fluid collection and discharge. Core tubes feature precise perforation patterns to optimize flow distribution while retaining media particles.

组件规格

定义
The core tube is the central cylindrical component within a filter cartridge that provides structural support to the filtration media (such as pleated paper, mesh, or synthetic fibers). It maintains the media's shape and spacing during operation, prevents collapse under pressure differentials, and serves as the central channel for filtered fluid collection and discharge. Core tubes feature precise perforation patterns to optimize flow distribution while retaining media particles.
工作原理
Acts as a rigid backbone for the filtration media, allowing fluid to pass through the media into the central channel while supporting the media against pressure forces. The perforated design creates uniform flow paths and prevents media deformation.
材料
Typically made from polypropylene (PP)stainless steel (304/316)galvanized steelor aluminum. Material selection depends on chemical compatibilitytemperature rangeand pressure requirements.
Length
250-1000 mm
Outer Diameter
25-150 mm
Wall Thickness
1-3 mm
Pressure Rating
Up to 10 bar
Perforation Size
1-6 mm
Temperature Range
-20°C to 120°C
标准
ISO 2941ISO 3724DIN 24550

行业分类与别名

核心管 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

Material fatigue or corrosion->Tube collapse or rupture->Regular inspection and material compatibility verification
Incorrect perforation design->Uneven flow distribution or media damage->Follow standardized perforation patterns and flow testing

工业生态与工程逻辑

0
Media collapse under high differential pressure
1
Chemical incompatibility causing corrosion
2
Improper perforation leading to flow restriction

合规与检测

tolerance
±0.5 mm on diameter, ±1 mm on length
test method
Pressure decay test, flow uniformity test, material certification

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 purpose of perforations in a core tube?

Perforations allow filtered fluid to enter the central channel while maintaining structural integrity and preventing media bypass.

Can core tubes be reused after media replacement?

Yes, if undamaged and properly cleaned, core tubes are typically reusable with new filtration media.

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CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

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。

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URN:CNFX:ME:UNIT:CORE_TUBE