Method for making expansion Perlite ore in the form of particles.

摘要

Procedure for expanding Perlite ore in the form of particles.It includes the following Operations: First, by calling down along the Central Axis of a vertically arranged Cylindrical Oven; Second, it introduces the Perlite ore in the oven at a Plurality of locations Distributed radially around the flame at Upper extremity of the oven; and finally,The Perlite ore Goes Down and in the direction of the Central Axis of the Furnace, placing the Perlite ore on the inside of the flame while the pearlite Low through the oven.