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Aseptic & Hygienic


Aseptic


Kyffhäuser Pumpen ArternKPA – Kyffhäuser Pumpen Artern GmbH

CENTRIFUGAL PUMPS for the pharmaceutical industry

Aseptic centrifugal pumps, series KN

Special features in the pharmaceutical, biotechnology and foodstuffs industry
in sterile areas

⇒ No pollution or contamination of the products by:
• Corrosion
• Abrasive residues
• Germs lodging in gaps and grooves
• Germs penetrating from outside

⇒ Ranking of the technologies with regard to quality requirements:
• Pharmaceuticals (end-products)
• Biotechnology
• Foodstuffs industry (in sterile areas)

Design requirements on pumps for pure water systems

⇒ Material of metal parts in contact with the product:
• Material AISI 316L (1.4404, 1.4435) – low carbon steel, optionally to BN 2

⇒ Material of sliding ring seal:
- Low-friction materials of silicon carbide or carbide

⇒ Material of sliding ring seal:
• Ethylene propylene diene monomer rubber (EPDM) with FDA test certificate
→ sterilisable up to 135°C, ozone-resistant

⇒ Material of external metal parts:
• Material AISI 304 (1.4301)

⇒ Surfaces of metal parts in contact with the product:
• Surface roughness Ra < 0,8µm or. Ra < 0.4µm • Pore-free • Electro-polished • Delta ferrite content < 1% ⇒ Other design requirements: • Complete emptying/flushing capability • No dead space or gaps • Open / semi-open impeller • Simple sliding ring seal (quenched with unpressurised pure water) • Steam cleaning capability • Aseptic connections ⇒ Documentation: • Acceptance test certificates2.2 and 3.1.B to EN 10204 • FDA certificates • Quality control plan • Test stand and test reports