Texturing of acoustical mineral fiberboard with wheel blast machine

A method for texturing the surface of an acoustical fiberboard by utilizing a wheel blast machine. The fiberboard is conveyed through a housing wherein at least one first centrifugal blasting wheel throws abrasive particles at a portion of the fiberboard surface to abrade it. A blower provided in th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BOYD, ALAN L, MIGLIORINI, FRED L
Format:	Patent
Sprache:	eng
Schlagworte:	ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL FIBREBOARD GRINDING MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS ORFROM PAPIER-MACHE PAPER-MAKING PERFORMING OPERATIONS POLISHING PRODUCTION OF CELLULOSE SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER TEXTILES TRANSPORTING WORKING CEMENT, CLAY, OR STONE
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