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Pump prevents seizures

25 January 2013

A MasoSine SPS series pump PRODUCTIVITY from Watson-Marlow Pumps Group has transformed the efficiency and reliability of a bead mill at the Broadstairs facility of speciality ink producer, FSIS. The company previousl

A MasoSine SPS series pump PRODUCTIVITY from Watson-Marlow Pumps Group has transformed the efficiency and reliability of a bead mill at the Broadstairs facility of speciality ink producer, FSIS.

The company previously used an air-operated diaphragm pump but had to battle against excessive friction and heat which had the effect of curing a vital ink component, turning it from liquid to gel, and leading to machine seizure.

Productivity services manager, Trevor Cornock, says: "A certain viscous ink component we use has a UV monomer type base that may cure when exposed to temperatures above 50°C.

Our previous AOD pump generated a fair amount of friction; this converted to heat and caused the ink component to turn from liquid to gel when temperatures exceeded 60°C, which would eventually bring the bead mill to a halt." Watson-Marlow recommended its MasoSine SPS series. Its design features a sinusoidal rotor and produces powerful suction with low shear, low pulsation, gentle handling and, importantly for FSIS, very low friction. Initial trials have proved a resounding success.

MasoSine SPS pumps offer capacity to 91.2m3/h and pressures to 15 bar.
 
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