Standard Cartridge Seals

VTX Single Seals

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RoHS

VTX Single Seals

Product Description

  • Single seal configuration
  • Balanced design
  • Independent of direction of rotation
  • Cartridge construction
Details
Item No. Description
1 Seal face
2,5,7 O-Ring
3 Spring
4 Seat
6 Shaft sleeve
8 Drive collar
9 Set screw
10 Snap ring
11 Cover
12 Assembly fixture
13 HSH Cap Screw

VTX
CTX seals with modified cover for eccentric screw pumps.
Example Pumps: Seepex BN, Netzsch NM...S, NM...B, NE (P), Allweiler AE, AEB, AED, Robbins & Myers / Moyno 2000 CC, and Mono E-Range.

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Technical Features
  • Ideal for use in process pump standardization
  • O-ring is dynamically loaded to prevent shaft damage.
  • Dimensional modification of the stuffing box chamber is not required due to short radial installation height
  • Ideal to convert and retrofit pumps with packings and large volume OEM production
  • Cartridge unit factory assembled for easy installation, which reduces downtime
  • Rugged design for long operating life
  • Foodstuffs and animal feed industries
  • Sweet cider pressing and beverage production
  • Viticulture and wineries
  • Spirit production and alcohol industry
  • Breweries and malt houses
  • Sugar industry
  • Pharmaceuticals and cosmetics industry
  • Oil and gas industry
  • Pulp and paper production
  • Paint and lacquer industry
  • Chemicals industry
  • Automobile industry
  • Water and waste water industry
  • Seal face: Silicon carbide (Q1), Carbon graphite resin impregnated (B), Tungsten carbide (U2)
  • Seat: Silicon carbide (Q1)
  • Secondary seals: FKM (V), EPDM (E), FFKM (K), Perflourocarbon rubber/PTFE(U1)
  • Springs: Hastelloy® C-4 (M)
  • Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)
  • VTX-SN, -SNO, -QN, -TN
    Sizes: Upto 100 mm (Upto 4.000")
    Other sizes on request
    Temperature: t= – 40 °C...+220 °C
    (–40 °F...+428 °F)
    (Check O-ring resistance)
  • Sliding face material combination BQ1
    Pressure: p1 = 25 bar (363 PSI)
    Speed = 16 m/s (52 ft/s)
  • Sliding face material combination Q1Q1 or U2Q1
    Pressure: p1 = 12 bar (175 PSI)
    Speed = 10 m/s (33 ft /s)
    Permissible axial movement: ± 1.0 mm,
    d1 ≥ 75 mm ± 1.5 mm

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