APItex-T

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APItex-T

APItex-T
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Item Description
1, 15 Seal ring
4, 18 Mating ring
2, 5, 7, 9, 10, 12, 16, 19 O-Ring
3, 17 Spring
6 Shaft sleeve
8 Adapter
11 Retaining ring
13 Driver
14 Holder
23, 26 Set screw
20 Cover
21 Countershrunk screw
22 Set ring
24 Assembly fixture
25 Socket head screw


LBO Liquid buffer/barrier OUT
LBI Liquid buffer/barrier IN

APItex-T

Features

  • API 682 Category 1, Type A, Arrangement 2 or 3 seal
  • Dual seal in face-to-back arrangement
  • Balanced
  • Cartridge unit
  • Independent of direction of rotation
  • Solid seal faces
  • Solid mating rings

Advantages

  • 100% API compliant
  • Security due to proofed design (API Seal qualification test)
  • Insensitive to shaft deflections and process fluctuations
  • Pre-assembled, ready to install unit
  • Low space requirements
  • Springs protected from the product
  • No external pump necessary
  • Internal pumping device

Operating range

Shaft diameter:
d1 = 20 … 110 mm (0.79" … 4.33")
Pressure: p1 = 22 bar (319 PSI)
Temperature: t = -40 °C … +176 °C *
(-40 °F … +349 °F)
(>176 °C (349 °F) please inquire)
Sliding velocity: vg = 23 m/s (75 ft/s)

* API standard, other on request

Materials

Seal ring: Silicon carbide SSiC (Q1)
Mating ring: Silicon carbide SSiC (Q1),
antimony impregnated carbon graphite (A)
Secondary seals:
EPDM (E), FKM (V), FFKM (K)
Springs: C-276 (M5)
Metal parts: CrNiMo steel 316 (G) or equivalent,
optional materials on request.

Standards and approvals

  • API 682 3rd ed. Cat. 1 / ISO 21049
  • API 682 4th ed. Cat. 1
  • Compliant to TA Luft (German Clean Air Act)

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