METHOD AND SYSTEM FOR FORMING A FIRE DOOR CORE.

摘要

A METHOD AND SYSTEM OF FORMING A FIRE DOOR CORE ARE PROVIDED.HYDRAULC BINDER AND RESIN ARE SUPPLIED FROM RAW MATERIAL BINS (10,20,30,40) AND MIXED TO PROVIDE A SUBMIXTURE.EXFOLIATED VERMICULITE IS THAN MIXED WITH THE SUBMIXTURE TO PROVIDE A MIXTURE THAT IS DEPOSITED INTO PLURALITY OF COMPRESSION MOLDS.EACH OF THE FILLED MOLDS ARE PRESSED IN A PRESS AT A PREDETERMINED TEMPERATURE AT A PREDETERMINED PRESSURE FOR A PREDETERMINED PERIOD OF TIME SUFFICIENT TO HARDEN THE MIXTURE INTO A HARDENED SLAB.THE HARDENED SLABS ARE THEN REMOVED FROM THE MOLDS,IMPREGNATED WITH WATER OR STEAM IN WATER IMPREGNATION ASSEMBLY AND DRIED IN A DRYING ASSEMBLY.(FIG 1)