ELASTOMER BELLOWS SEALS

Technical features

• Single seal
• Unbalanced
• Spring enclosed
• Elastomer bellows

Operating limits

• d1 = 10 – 100 mm
• p1 = 1.2 MPa
• t = -35 – 160 °C
• vg = 10 m/s

Materials

• Rotary faces: silicon carbide, tungsten carbide, carbon graphite • Stationary seats: silicon carbide, alumina ceramic, carbon graphite, Cr-Mo steel • Bellows, secondary seals: CR, EPDM, FPM, FEPM, HNBR, NBR • Springs, retaining plates: AISI 304, 316

Stationary seats

• GS60 (to DIN 24960), standard for YT610/612/613 • GS6, GS606, GS9 (to DIN 24960) • GS50, standard for YT614 • GS4 • See page 46 for stationary dimensions