行业组件数据 · 2026

真空系统连接

Vacuum system connection for multi-stage evaporators ensuring leak-tight seals and efficient vapor transfer between stages.

技术定义与适配语境
典型 真空系统连接 会按材料、尺寸公差、适配关系和失效风险在 化学制造 中评估。

A specialized industrial component designed to create and maintain vacuum-tight connections between successive stages of a multi-stage vacuum evaporator train. It facilitates the transfer of vapor from one evaporation chamber to the next under controlled vacuum conditions, ensuring minimal pressure drop and preventing air ingress that would compromise evaporation efficiency. These connections typically incorporate flanges, gaskets, and sealing mechanisms rated for high vacuum applications.

组件规格

定义
A specialized industrial component designed to create and maintain vacuum-tight connections between successive stages of a multi-stage vacuum evaporator train. It facilitates the transfer of vapor from one evaporation chamber to the next under controlled vacuum conditions, ensuring minimal pressure drop and preventing air ingress that would compromise evaporation efficiency. These connections typically incorporate flanges, gaskets, and sealing mechanisms rated for high vacuum applications.
工作原理
Operates by creating a sealed pathway between evaporator stages using vacuum-rated flanges and gaskets. The connection maintains the pressure differential established by the vacuum pump system, allowing vapor to flow from higher-pressure stages to lower-pressure stages while preventing atmospheric air from entering the system. Proper alignment and clamping force ensure uniform gasket compression for consistent sealing performance across thermal cycles and mechanical vibrations.
材料
Stainless steel (AISI 316L or 304L) for corrosion resistancewith vacuum-rated elastomer gaskets (VitonEPDM) or metal gaskets (copperaluminum) for high-temperature applications. Flange surfaces often have machined grooves for O-rings or spiral-wound gaskets.
Leak Rate
<10^-9 mbar·L/s
Size Range
DN25 to DN500
Surface Finish
Ra ≤ 0.8 μm for metal seals
Connection Type
Flanged (ISO-KF, CF, ASA)
Pressure Rating
High vacuum (<10^-3 mbar)
Temperature Range
-20°C to 200°C
标准
ISO 2861DIN 28403ASME B16.5

行业分类与别名

真空系统连接 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 gasket material selection for process fluids->Chemical degradation leading to leaks->Use compatibility charts and select gaskets rated for specific chemicals and temperatures
Insufficient or uneven bolt torque during assembly->Localized leaks and premature gasket failure->Follow manufacturer torque specifications using calibrated tools and cross-tightening patterns

工业生态与工程逻辑

0
Leak development over time
1
Gasket degradation from chemical exposure
2
Misalignment causing uneven sealing
3
Thermal cycling fatigue

合规与检测

tolerance
Flange flatness within 0.1 mm per meter, bolt hole alignment within ±0.5 mm
test method
Helium mass spectrometer leak detection per ASTM E493, pressure decay 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

What is the most critical factor in vacuum system connection performance?

Leak integrity is paramount. Even minor leaks can significantly reduce vacuum levels, increasing energy consumption and compromising evaporation rates. Proper gasket selection, surface preparation, and torque application during installation are essential.

How often should vacuum connections be inspected?

During routine maintenance cycles (typically every 6-12 months), or whenever system performance degrades. Inspect for gasket compression set, flange surface damage, and signs of corrosion. Helium leak testing is recommended for critical applications.

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CNFX Industrial Component Index · 化学制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:VACUUM_SYSTEM_CONNECTION