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The Armstrong 4030 Starnorm and 4280 Starbloc Series offer technical excellence witha compact configuration. Both designs feature DIN 24960 mechanical seals with carbon vs. silicon carbide faces for long life and a pull out design for easy maintenance.

The STARBLOC is a compact horizontal, single stage, close coupled end suction pump, while STARNORM is a horizontal, single stage, long coupled end suction pump.


The Star range are designed for the following:

  • Hot & cold water circulation
  • Process liquid transfer
  • Industrial liquid transfer
  • Boosting & pressurisation installations
  • DIN 24960 mechanical seal with carbon versus silicon carbide faces for long life
  • Impellers are trimmed to suit specified duties, to ensure efficient performance, low absorbed power and optimised motor selection
  • IEC 72 standard motor for ease of supply and replacement
  • Pressure gauge tappings on inlet/outlet flanges for ease of performance checks
  • Grade 260 cast iron casings for robustness


Pump body: Cast Iron

Impeller: Gunmetal

Pedestal/Seal Box: Cast Iron

Shaft: Stainless Steel

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