Mechanical Rotating-Pump

KNF has established itself globally as a solution provider specializing in the development, design, production and distribution of diaphragm pumps and systems for handling gases and liquids. With 17 companies and 5 manufacturing sites worldwide today, KNF is still constantly expanding their multi-industry expertise and wide range of applications.

KNF serve customers in various industries, such as medical technology, mechanical engineering, process engineering and laboratory technology. For more information, kindly visit :

GEMMECOTTI has been producing chemical pumps for acids and dangerous liquids since 1992.
GEMMECOTTI wide range of products includes magnetic drive centrifugal pumps, mag-drive turbine pumps, mag-drive vane pumps, vertical pumps, mechanical seal pumps and vacuum pumps, manufactured in thermoplastic materials (PP or PVDF) or metallic materials (AISI 316, Titanium, Hastelloy). All GemmeCotti pumps are in compliance with the Machinery Directive (CE/2006/42).

Armek Srl is an international subsidiary of the Italian company GemmeCotti Srl. Since 1992 Armek has been designing and manufacturing high quality magnetic sealless centrifugal pumps, magnetic sealless turbine pumps, magnetic sealless vane pumps and mechanical seal pumps suitable to pump acids and dangerous chemicals.

Gemme Plast is a company part of the GemmeCotti Group specialised in the injection moulding of plastic materials. We use high-performance polymers, including fluoropolymers, to manufacture technical parts for several sectors such as: mechanical engineering industries, automotive, household appliances, chemical and pharmaceutical industries, military and electronics industries. We plasticize your ideas: at Gemme Plast we follow our customers step by step, from the design to the injection moulding.