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•Non-Contact Face Design
Spiral groove technology that provides reliable performance in a variety of demanding process applications.

•Fast, Precise Installation
Cartridge design allows easy installation. Preset assembly virtually eliminates errors.

•Full Lift Off Design Providing-
Face Separation eliminating seal generated heat.

Reduced power consumption

Uniform distribution of barrier gas provides reliable film stiffness

Gas enters the grooves from the O. D. low pressure point

Pressure increases as gas moves toward the sealing dam

Eliminates emission and external barrier fluid contamination

Compact cartridge design fits both standard and big bore stuffing boxes.

•Temperatures- -20°F to 400°F
(Depending on Application & Materials)

•Pressures- Full Vacuum to 300 P.S.I. (Depending on Size & Speed)

•Speeds- up to 5000 FPM