Mechanical Seals For Agitators, Mixers, Kneaders & Reactors

UR-D

CE0035 Certification
EC 1935/2004 Certification
CE Certification
Reach
RoHS
Mechanical Seals

UR-D

Product Description

  • Dual seal configuration
  • Unbalanced design
  • Independent of direction of rotation
  • Cartridge construction
  • Designed for top, side and bottom entry vessels
  • Design of the product side seat is rotary
Details
Item No. Description
1 Seal face, product side
2 Seat, product side
3 O-Ring, dynamic
4 Seal face, atmosphere side
5 Seat, atmosphere side
6 O-Ring, dynamic

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Sealmatic Seals
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Technical Features
  • Design with CIP-/SIP (Cleaning in Place, Sterilization in Place)
  • Smooth construction of surfaces with no empty crevices
  • Sterile application design available
  • Rugged design to ensure long term reliability and operating life
  • Seals are assembled in cartridge construction for easy fitment
  • Over all connecting dimensions are tailor made to customer's specifications
  • Chemical industry
  • Food and beverage industry
  • Pharmaceutical industry
  • Dryers
  • Kneaders
  • Mills
  • Mixers
  • Pressure filters
  • Reactors
  • FDA
  • Options:
    • Cooling or heating flange
    • Temperature probe
    • Axial expansion joint (shaft lifting)
    • Wiper ring (shaft lifting)
  • Product side :
    Seal face, seat: Silicon carbide (Q1),
    Tungsten carbide (U)
  • Metal parts: Cr steel (E), CrNiMo steel (G), Hastelloy® (M)
  • Atmosphere side:
    Seal face, seat: Silicon carbide (Q1), Carbon graphite resin impregnated (B)
    Metal parts: Cr steel (E), CrNiMo steel (G)
  • Product and atmosphere side:
    Springs: CrNiMo steel (G), Hastelloy® (M)
  • Secondary seals: EPDM (E), FKM (V),
    FFKM (K), FKM, FEP wrapped (M5)
    Other materials on request.
  • Sizes:
    dN/dw = Upto 200 (500) mm (Upto 7.875” (20.00”)
  • Axial offset shaft/housing:
    dN/dw 30 ... 60 mm (1.18” ...2.36”):
    max. ±1.5 mm (0.059”)
  • dN/dw >60 mm (2.36”):
    max. ±2.0 mm (0.079”) Radial offset shaft/housing: max. ±0.3 mm (0.012”)
  • Pressure:
    p1 (media) = vacuum ... 14 (23) bar (203 (334 PSI))
    p3 (buffer fluid) = max. 16 (25) bar (232 (363 PSI))
    Δ p3 > p1 = min. 2 bar (29 PSI), max. 10 bar (145 PSI)
  • Temperature:
    t1 (media) = -20 °C ... +200 (300) °C (-4 °F ... +392 (572) °F) Speed = 20 m/s (66 ft/s)

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