行业组件数据 · 2026

进气过滤器

A filtration device that removes contaminants from incoming air or gas streams in vacuum pump systems to protect internal components and maintain operational efficiency.

技术定义与适配语境
典型 进气过滤器 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 Inlet Filter is a critical protective component in vacuum pump systems designed to capture particulate matter, dust, oil aerosols, and other contaminants from the intake air or gas before it enters the pump chamber. It prevents abrasive wear, corrosion, and performance degradation by maintaining clean airflow, which extends pump life and ensures consistent vacuum levels. Filters are typically rated by micron size, efficiency percentage, and dust holding capacity, with configurations including disposable cartridges, cleanable elements, or multi-stage assemblies for different industrial applications.

组件规格

定义
The Inlet Filter is a critical protective component in vacuum pump systems designed to capture particulate matter, dust, oil aerosols, and other contaminants from the intake air or gas before it enters the pump chamber. It prevents abrasive wear, corrosion, and performance degradation by maintaining clean airflow, which extends pump life and ensures consistent vacuum levels. Filters are typically rated by micron size, efficiency percentage, and dust holding capacity, with configurations including disposable cartridges, cleanable elements, or multi-stage assemblies for different industrial applications.
工作原理
The filter operates through mechanical filtration, where a porous medium (such as pleated paper, sintered metal, or synthetic fibers) traps particles as air flows through it. Larger particles are captured on the surface via sieving, while smaller particles are retained through interception, inertial impaction, or diffusion. Some advanced filters incorporate coalescing elements to separate oil mist by merging droplets into larger ones that drain away. The pressure drop across the filter increases as contaminants accumulate, indicating when maintenance or replacement is needed.
材料
Filter media: pleated cellulosepolyesterfiberglassPTFE-coated materialssintered stainless steelor polypropylene. Housing: aluminumgalvanized steelor stainless steel (grades 304/316 for corrosive environments). Seals: nitrile rubbersiliconeor Viton for high-temperature or chemical resistance.
Connection Size
DN25 to DN100 flanges or threaded ports
Dust Holding Capacity
200-1000 g depending on media type
Filtration Efficiency
99.97% at 0.3 microns (HEPA-grade available)
Initial Pressure Drop
≤ 5 mbar at rated flow
Maximum Operating Temperature
120°C (standard), up to 200°C (high-temp variants)
标准
ISO 29463DIN 71460ISO 12500

行业分类与别名

进气过滤器 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

Clogging from excessive particulate load->Reduced airflow leading to pump overheating and vacuum loss->Install differential pressure gauges for monitoring; use pre-filters in high-dust environments; schedule preventive maintenance.
Improper gasket installation or housing damage->Unfiltered air bypasses the media, causing abrasive wear on pump rotors and vanes->Follow torque specifications during installation; inspect seals regularly; use housing materials compatible with process gases.

工业生态与工程逻辑

0
Increased pressure drop reducing pump efficiency
1
Filter bypass due to improper sealing
2
Media degradation from chemical exposure
3
Ignition hazard with flammable dusts

合规与检测

tolerance
Filter housing must withstand 1.5 times maximum operating pressure without deformation; leakage rate < 0.5% of rated flow.
test method
Performance tested per ISO 12500 for compressed air filters; efficiency validated using particle counters per ISO 29463; material compatibility assessed via ASTM D471 for seal swelling.

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 an inlet filter be replaced?

Replacement intervals depend on operating environment and contaminant load. Typically, inspect every 3-6 months; replace when pressure drop exceeds 20-30 mbar or as per manufacturer guidelines to avoid pump damage.

Can inlet filters handle oil mist in compressed air systems?

Yes, specialized coalescing inlet filters with graded density media can remove oil aerosols down to 0.01 ppm, protecting oil-free vacuum pumps from contamination.

我可以直接联系工厂吗?

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。

请求制造能力信息: 进气过滤器

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 进气过滤器?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
进气过滤器
下一个组件
进气连接件
URN:CNFX:ME:UNIT:INLET_FILTER