MDC’s 10" Outer Diameter (254 mm) Conflat® (CF) flange, fabricated from durable 304 stainless steel, is engineered for ultrahigh vacuum (UHV) applications where leak integrity, thermal stability, and repeatable performance are essential. With a DN320CF designation, this precision-machined flange provides a secure, vacuum-tight interface and is compatible with all standard Conflat® components.

Designed for flexibility, it is offered in both rotatable and nonrotatable configurations to support a variety of vacuum system layouts. Available in tapped or clearance hole formats to meet diverse installation needs.

Key Features

UHV Performance: Leak-tested and rated to 1x10⁻¹³ Torr (1.33×10⁻¹¹ Pa)
High Temperature Capability: Operates reliably up to 450°C (842°F)
Material: Manufactured from 304 stainless steel for strength and corrosion resistance
Design Options: Offered in rotatable and nonrotatable styles for alignment flexibility
Gasket Compatibility: Supports OFE copper and Viton® elastomer gaskets
Standard Interface: Fully Conflat® compatible for seamless system integration
Bolt Hole Options:
Through-hole flanges: 24 holes drilled to 0.332" (8.43 mm)
Tapped flanges: 24 holes threaded to 0.312-24 UNF

Applications

MDC’s 10" CF flange is commonly used in UHV systems for semiconductor fabrication, vacuum metallurgy, thin-film deposition (PVD/CVD), synchrotron beamlines, surface analysis tools, plasma physics research, and space simulation environments. Its dependable sealing, thermal endurance, and rugged stainless steel construction make it a top choice for scientific labs, aerospace testing platforms, and advanced research facilities requiring performance and reliability in extreme conditions.