METHOD AND APPARATUS FOR PREPARING SLURRY

摘要

ABRIDGEMENT A method for making a slurry containing particulate matter and fibers for a preformed insulation product comprises mixing dry particulate matter with a binder which is a liquid containing dispersed fibers. An apparatus suitable for practicing the method includes a rotatable drum wherein the particulate matter is disposed in the form of a falling curtain and means for spraying the liquid binder containing dispersed fibers on the curtain of particulate matter.