Type 48SC
Manufacturer: John Crane
Dry contacting Secondary Containment Seal
Dry running, contacting seals employ a technology based on careful material selection and precise control of contact forces. They are designed to operate dry, with the containment chamber between the seals being vented to a flare or vapor recovery system.
• Shaft mounted unit with a carbon primary ring and a specially shaped silicon carbide mating ring and drive collar designed to enhance cooling
• Narrow radial section, simplicity and lower cost, making it an attractive option for many services
• Narrow radial section, simplicity and lower cost, making it an attractive option for many services
TEMPERATURE LIMITS32°F to 400°F/0°C to 205°C
PRESSURE LIMITSDry: 5 psi(g)/.35 bar(g) Wet: 500 psi(g)/35 bar(g)
SPEED LIMITS4000fpm/20m/s