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EagleBurgmann Cartex Dual Seal Standard Cartridge Mechanical Seals for Pumps

Basic Properties
Place of Origin: CHINA
Brand Name: BESTSEAL
Certification: ISO9001
Model Number: Cartex Dual
Trading Properties
Minimum Order Quantity: 1pc
Payment Terms: T/T,Western Union,D/P,D/A,L/C
Supply Ability: 1000000/Month
Product Summary
EagleBurgmann Cartex Dual Seal Standard Cartridge Mechanical Seals for Pumps Mechanical seals Mechanical seals for pumps Standard cartridge seals Cartex Dual seals Cartex-DN Dimensions D1 D2 D3min D3max L L12 L2 L3 Dm Dz S 25 43.0 44.0 51.5 86.5 53.4 33.1 25.4 62 105 13.2 28 46.0 47.0 52.0 86.5 53.4 ...

Product Details

Highlight:

EagleBurgmann Cartex dual mechanical seal

,

standard cartridge pump seals

,

mechanical seals for pumps with warranty

Shaft Diameter: D1 = 25 ... 100 Mm (1.000" ... 4.000"
Temperature: -40 °C ... 220 °C (-40 °F ... 428 °F)
Sliding Face Material Combination bq1 Pressure: P1 = 25 Bar (363 PSI)
Sliding Velocity: Vg = 10 M/s (33 Ft/s)
Sliding Face Material Combination Q1Q1 Or U2Q1 Pressure: P1 = 20 Bar (290 PSI)
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), Perfluorocarbon Rubber/PTFE (U1)
Springs: Hastelloy® C-4 (M)
Metal Parts: CrNiMo Steel (G), CrNiMo Cast Steel (G)
Standards And Approvals: Compliant To TA Luft (German Clean Air Act)
Product Description

EagleBurgmann Cartex Dual Seal Standard Cartridge Mechanical Seals for Pumps

  • Mechanical seals
  • Mechanical seals for pumps
  • Standard cartridge seals
  • Cartex Dual seals
Cartex-DN Dimensions
D1 D2 D3min D3max L L12 L2 L3 Dm Dz S
25 43.0 44.0 51.5 86.5 53.4 33.1 25.4 62 105 13.2
28 46.0 47.0 52.0 86.5 53.4 33.1 25.4 62 105 13.2
30 48.0 49.0 56.0 86.5 53.4 33.1 25.4 65 105 13.2
32 49.8 51.0 57.0 86.5 53.4 33.1 25.4 67 108 13.2
33 49.8 51.0 57.0 86.5 53.4 33.1 25.4 67 108 13.2
35 53.0 54.0 61.5 86.5 53.4 33.1 25.4 70 113 13.2
38 56.0 57.0 66.0 86.5 53.4 33.1 25.4 75 123 13.2
40 58.0 59.0 68.0 86.5 53.4 33.1 25.4 75 123 14.2
42 60.5 61.5 69.5 86.5 53.4 33.1 25.4 80 133 14.2
43 60.5 61.5 70.5 86.5 53.4 33.1 25.4 80 133 14.2
45 62.5 64.0 73.0 86.5 53.4 33.1 25.4 81 138 14.2
48 65.6 67.0 75.0 86.5 53.4 33.1 25.4 84 138 14.2
50 68.0 69.0 78.0 86.5 53.4 33.1 25.4 87 148 14.2
53 72.0 73.0 87.0 86.5 53.4 33.1 25.4 97 148 18.0
55 73.0 74.0 88.0 86.5 53.4 33.1 25.4 90 148 18.0
60 78.0 79.0 91.0 86.5 53.4 33.1 25.4 102 157 18.0
65 84.8 85.7 98.5 86.5 53.4 33.1 25.4 109 163 18.0
70 93.0 95.0 108.0 86.5 53.4 33.1 25.4 118 178 18.0
75 100.0 101.6 118.0 108.0 63.9 44.1 28.0 129 190 18.0
80 106.4 108.0 124.0 108.0 63.9 44.1 28.0 135 195 18.0
85 109.5 111.1 128.0 108.0 63.9 44.1 28.0 139 198 22.0
90 115.9 117.5 135.0 108.0 63.9 44.1 28.0 145 205 22.0
95 119.1 120.7 138.0 108.0 63.9 44.1 28.0 148 208 22.0
100 125.4 127.0 144.0 108.0 63.9 44.1 28.0 154 218 22.0
Features
  • Dual seal
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Double pressure balanced
  • Integrated pumping device
  • Variants available: for eccentric screw pumps (-Vario) and gas-lubricated version (-GSDN)
Advantages
  • Ideal seal for standardizations
  • Universal applicable for packings conversions, retrofits or OEM
  • No dimensional modification of the seal chamber (centrifugal pumps) necessary, small radial installation height
  • No damage of the shaft by dynamically loaded O-Ring
  • Extended service life
  • No damage caused by dirt entered during assembly
  • Straightforward and easy installation due to pre-assembled unit
  • Individual adaptation to pump design possible
  • Customer specific versions available
Operating range

Shaft diameter: d1 = 25 ... 100 mm (1.000" ... 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)

Sliding velocity: vg = 16 m/s (52 ft/s)

Sliding face material combination Q1Q1 or U2Q1

Pressure: p1 = 20 bar (290 PSI)

Sliding velocity: vg = 10 m/s (33 ft/s)

Barrier fluid circulation system:

p3max = 25 bar (363 PSI)

Δp (p3 - p1)ideal = 2 ... 3 bar (29 ... 44 PSI),

7 bar (102 PSI) for barrier media with poor lubricating properties.

Pump startup:

Δp (p3 - p1)max = 25 bar (363 PSI) allowed

Recommended supply medium:

max. ISO VG 5

Axial movement: ±1.0 mm, d1 ≥75 mm ±1.5 mm

Materials

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), Perfluorocarbon rubber/PTFE (U1)

Springs: Hastelloy® C-4 (M)

Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)

Standards and approvals
  • Compliant to TA Luft (German Clean Air Act)
Recommended applications
  • Petrochemical industry
  • Chemical industry
  • Pharmaceutical industry
  • Power plant technology
  • Pulp and paper industry
  • Mining industry
  • Food and beverage industry
  • Sugar industry
  • CCUS
  • Lithium
  • Hydrogen
  • Sustainable plastics production
  • Alternative fuels production
  • Power generation
  • Nuclear power technology
  • Universally applicable
  • Centrifugal pumps
  • Eccentric screw pumps
Recommended piping plans

The EagleBurgmann QFT1000 buffer system and QFT2000 vessels are suitable for Cartex-DN in back-to-back arrangement. The EagleBurgmann TS1016 and TS2000 thermosiphon systems support double and back-to-back seal configurations.

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