Key Features

Integrated Heating System (IHS): Cartridge-style heater with optional thermocouple for precise thermal regulation.

High Conductance Body: Enlarged 8" (203.2 mm) ports with optimized cavity design for superior throughput.

Isolated Welded Bellows: Positioned outside the process flow to reduce contamination and wear.

Durability: Rated for one-million-cycle operation, built with 304 stainless steel (optional 316 stainless steel).

Flexible Configurations: Available with ISO Flange, CF Flange, or tube options.

Pressure Range: From 1×10⁻⁹ Torr minimum to 14.7 psi (1 bar) maximum.

Temperature Ratings:

Compressed Air Requirement: 80–100 psi (5.5–7 bar) for actuation.

Fast Actuation: 1-second open/close cycle.

Sealing Options: Standard FKM, with OFE Copper or FFKM alternatives.

Standards Compliance: Meets ISO 3669, UHV rated to 1×10⁻¹³ mbar, high-temperature rated to 450°C.

Mounting Options: Rotatable/non-rotatable designs, tapped or clearance bolt holes, compatible with Conflat® knife-edge flanges.