Tuesday, April 14, 2009

De-Aerator/Antifoam

DEAERATOR/ANTIFOAM:-

AT THE COMMENCEMENT OF THE TREATMENT THERE IS OFTEN AIR IN THE TEXTILE WHICH HAS TO BE ELIMINATED FROM THE FIBRE FOR THE OPTIMAL WETTING WITH LIQOUR. INCLUSION OF AIR, PARTICULARLY ON HIGH SPEED MACHINES AT A HIGH TURBULENCE, CAUSES FOAM FORMATION. BY THE APPLICATION OF DEAERATOR/DEFOAMER THE INTERFACIAL TENSION BETWEEN TREATMENT LIQOUR AND FABRIC IS REDUCED AND THEREFORE A SPONTANEOUS WETTING OF THE MATERIAL IN A NON FOAMING APPLICATION IS POSSIBLE.

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