GMP-II Double Cartridge Seal

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Reference GMP-II Double Cartridge Seal

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Description
Product Details

High-quality, cost-effective, balanced seal

A double cartridge mounted face seal which is both stationary and balanced, which can be used in higher pressures and at higher speeds than unbalanced alternatives. it can be used with a pressurized barrier fluid (double seal applications) or unpressurized buffer fluid (tandem applications). The GMP-II seal is available in a wide range of materials to suit the application requirements.

FEATURES and BENEFITS

Easy-to-install double cartridge design
Balanced configuration runs cooler and lasts longer
Cost-effective rebuild kits for easy in-field repair and reduced downtime
Fits standard ANSI pumps — no modification required
Stationary compression units offer improved face alignment and extended seal life
Minimal distance to first obstruction; fits a wide range of pumps

SPECIFICATIONS

Minimum Shaft Diameter: 1.000 in. / 25.4 mm
Maximum Shaft Diameter: 4.000 in. / 101.6 mm
Maximum Pressure: 300 psi / 20 bar
Maximum Vacuum: 28 in Hg / 711 mm Hg
Maximum Temperature: 400°F / 204°C
Maximum Surface Speed: 5000 fpm / 25.4 m/s
Spring Configuration: Multiple stationary coil springs

Materials

Metallurgy: 316SS and Alloy 20
Rotary face: Silicon carbide (SA)
Inboard Stationary Faces: Chemical grade carbon; tungsten carbide
Outboard Stationary Faces: Chemical grade carbon
Springs: Hastelloy C^®
O-rings: Fluoroelastomer standard (Aflas^® and Kalrez^® offered as alternatives)

Other materials available. Consult Garlock.

Hastelloy C is a registered trademark of Haynes International. Aflas is a trademark of Asahi Glass Company. Kalrez is a registered trademark of DuPont.