Study of the solids conveying in single-screw extrusion

Abstract

Extrusion process -- Single screw geometry -- Solids conveying zone -- Solids conveying modeling -- Non plug flow models -- Measurement techniques -- Friction coefficient measurement -- Solid bulk density measurements -- Lateral stress ratio measurements -- Friction coefficient measurement -- Interface temperature calculation -- Experimental plan -- Speed effect for polished steel plate -- Temperature effect for polished and rough steel plates -- Pressure effect for polished and rough steel plates -- Mechanical melting phenomena -- Experiment results for PVC plate -- COF modeling -- A solids conveying model allowing material deformation -- Advantae of this model -- A new non-plug solid flow model -- Experimental verification.