Double Seal

280™

<p>Heavy Duty Cartridge Dual Seal</p>

A dual seal design for severe duty and greatest reliability in difficult applications—including mixers and agitators.*

Product Advantages

  • High-reliability sealing
  • Maximum solids handling capability
  • Superior performance for demanding applications
  • Motion tolerant for mixer applications*

Product Characteristics Parameters

Operating Conditions Materials
Sizes 25 mm ─ 120 mm (1" ─ 4.75") Faces CB, SSC, TC
Temperature -55°C ─ 300°C (-67°F ─ 570°F) Metals 1.4401 (316SS)
Speed 20 m/s (4000 ft/min) Springs 2.4819 (Alloy C-276)
Pressure 711 mm (28") Hg Vacuum to 20 bar g (300 psig) Elastomers FKM, EPDM, FEPM, FFKM
17 bar g (250 psig) inboard differential
Fits ISO-3069, ASME B73.1, B73.2 *Extended motion capability available in 280M version