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Complete trenchless pipe-jacking and shield tunnelling accessory package, supplied together with our pump sets:

  • Electric motors, cables and distribution cabinets
  • Couplings and belt pulleys
  • Slurry hose, clean-water hose and fabric-reinforced hose
  • Mixing tanks and agitators
  • Acid-resistant wire-braided rubber hose
  • UHMWPE ultra-wear-resistant pipe and galvanised pipe
  • Check valves (one-way valves)
  • Shaft-port sealing rings (Φ500 – Φ3500)
  • Clamps and pipe connectors (2" – 6" and 3/4" – 6")
  • Duckbill valves
  • Steel pipe, welded spiral pipe Φ373 / Φ377 / Φ580 and lined steel pipe

Shaft-port sealing ring (standard)

SpecificationInner dia. (mm)Outer dia. (mm)Thickness (mm)
Φ500500110020
Φ600600120020
Φ800800146020
Φ10001000170020
Φ12001200192020
Φ13501350212020
Φ14001400218020
Φ15001500230020
Φ16001600242020
Φ18001800250020
Φ20002000270020
Φ22002200290020
Φ24002400318020
Φ26002600338020
Φ28002800362020
Φ30003000386020
Φ35003500430020

Technical Specifications

Kit completo de acessórios para jacking de tubulações e túneis blindados sem trincheira, fornecido junto com nossos conjuntos de bombas: Motores elétricos, cabos e quadros de distribuição Acoplamentos e polias de correia Tubos de jateamento, tubos de água limpa e tubos reforçados com tecido Tanques de mistura e agitadores Tubos de borracha resistente a ácidos com malha de fio Tubos de UHMWPE ultra-resistentes ao desgaste e tubos galvanizados Válvulas de retenção (válvulas unidirecionais) Anéis de vedação de eixo-porta (Φ500 – Φ3500) Grampas e conectores de tubo (2" – 6" e 3/4" – 6") Válvulas de bico de pato Tubos de aço, tubos de aço soldados em espiral Φ373 / Φ377 / Φ580 e tubos de aço revestidos Anel de vedação de eixo-porta (padrão) Especificação Diâmetro interno (mm)Diâmetro externo (mm)Espessura (mm)Φ500500110020Φ600600120020Φ800800146020Φ10001000170020Φ12001200192020Φ13501350212020Φ14001400218020Φ15001500230020Φ16001600242020Φ18001800250020Φ20002000270020Φ22002200290020Φ24002400318020Φ26002600338020Φ28002800362020Φ30003000386020Φ35003500430020

Installation & Maintenance Notes

  1. 1 Before first start-up, check the motor rotation direction and make sure it matches the pump direction.
  2. 2 Every time before starting, turn the shaft by hand through one full revolution — it must turn freely without jamming or rubbing.
  3. 3 Keep a 2–3 mm clearance at the coupling.
  4. 4 Grease the bearings regularly every shift.