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This article provides a comprehensive introduction to CF Flange to Male VCR adapters, covering product features, technical specifications, and application fields. It details the vital role of these vacuum connection fittings in ultra-high vacuum environments and includes frequently asked questions to assist with proper selection and usage.
The CF Flange to Male VCR adapter is a crucial vacuum connection component that provides reliable conversion between CF flanges and male VCR fittings. Widely used in semiconductor manufacturing, scientific instruments, and aerospace applications, it delivers exceptional sealing performance and vacuum compatibility.
The "CF Flange to Male VCR" adapter is an essential vacuum system component that enables conversion between CF flanges and male VCR fittings. Playing a critical role in ultra-high vacuum (UHV) and extreme high vacuum (XHV) environments, it ensures reliable connections and leak-tight seals between different vacuum components. These adapters find extensive applications in scientific research, semiconductor manufacturing, aerospace, and other fields requiring precise gas sealing and transmission in complex vacuum systems.
Ultra-High Vacuum Compatibility: Designed specifically for UHV and XHV environments, operating reliably in pressure ranges from 10⁻⁹ to 10⁻¹² mbar
Superior Sealing Performance: Utilizes metal sealing technology to ensure leak-free connections meeting stringent vacuum requirements
Reliable Connection Integrity: Precision machining guarantees stable connections resistant to vibration and shock
Excellent Compatibility: Works with various standard vacuum components for flexible system configuration
High Strength & Corrosion Resistance: Typically constructed from stainless steel with outstanding mechanical strength and corrosion resistance
Easy Installation & Maintenance: User-friendly design simplifies assembly and disassembly processes
Particle accelerator vacuum systems
Electron microscope specimen chamber connections
Surface analysis instrument vacuum interfaces
Synchrotron radiation beamlines
Vacuum deposition equipment chamber connections
Etching equipment gas delivery systems
Ion implanter vacuum pipelines
Molecular beam epitaxy (MBE) systems
Satellite and spacecraft vacuum testing equipment
Spacecraft propulsion system vacuum pipelines
Space environment simulation devices
Rocket engine test systems
The table below details the technical parameters of CF Flange to Male VCR adapters:
| Model | Part Number | Dimension A (CF Flange Size) | Dimension B (Length mm) |
| CF 16-1/4" | 57008-16144 | CF1.33" | 36.3 |
| CF16-3/8" | 57008-16384 | CF1.33" | 39.27 |
| CF 16-1/2" | 57008-16124 | CF1.33" | 39.27 |
| CF35-1/4" | 57008-35144 | CF2.75" | 38.61 |
| CF35-3/8" | 57008-35384 | CF2.75" | 43.41 |
| CF35-1/2" | 57008-35124 | CF2.75" | 43.41 |
Note: All products are made of 316L stainless steel with surface roughness Ra≤0.8μm and leakage rate <1×10⁻¹⁰ mbar·L/s He
1. What pressure ranges are suitable for vacuum fittings CF Flange to Male VCR adapters?
These adapters are designed for ultra-high vacuum applications, suitable for pressure ranges from atmosphere down to 10⁻¹² mbar, meeting most UHV requirements.
2.What precautions should be taken when installing semiconductor equipment parts CF Flange to VCR adapters?
Before installation, clean all contact surfaces to ensure no particulate contamination; tighten bolts to recommended torque values; conduct leak testing after installation.
3.How to select the appropriate UHV connector CF Flange to Male VCR adapter model?
Selection should consider two primary factors: CF flange size (e.g., CF16 or CF35) and VCR fitting size (e.g., 1/4", 3/8", or 1/2"), based on existing system interface specifications.
4.Do scientific instrument connector CF Flange to VCR adapters require regular maintenance?
Under normal operating conditions, no special maintenance is required. However, when reinstalling after disassembly, it's recommended to replace seals (if used) and perform new leak tests.
5.What temperature range can vacuum system components CF Flange to Male VCR adapters withstand?
Standard stainless steel products can operate continuously below 250°C, with short-term tolerance up to 300°C. For higher temperatures, special materials or designs are required.
6. What type of seal is used on the vacuum seal adapter VCR end?
VCR fittings typically use metal gasket seals (such as nickel or stainless steel), providing leak-free connections especially suitable for high-purity and corrosive gas applications.
7. Can aerospace vacuum parts CF Flange to Male VCR adapters receive surface treatments?
Yes, various surface treatments including electropolishing and passivation are available based on application requirements, particularly suitable for semiconductor and high-purity applications.
8.Are vacuum transition fittings reliable in vibrational environments?
Yes, the product design considers mechanical stability, featuring metal-to-metal seals and robust construction suitable for environments with vibration.
9. How to check for leaks in CF flange vacuum fitting connections?
Helium mass spectrometer leak detection is recommended as the most sensitive method. Bubble testing can also be used for preliminary checks.
10. Are alternative materials available for semiconductor equipment VCR fittings?
Besides standard stainless steel, special materials like Hastelloy or titanium alloys can be provided to meet corrosive environment or special cleanliness requirements.
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