Method Of Sandblasting

Author:  O'Brien, W. J.
Source:  US Patent 2,617,225
Doc ID:  1952003
Year of Publication:  1952
Abstract:  
This invention relates to sandblast stencils, and more particularly to those employing a composition including rubber and used for the ornamenting, cutting or carving of stone by a sandblasting process. One of the objects is to increase the abrasion resistance of the stencil to a marked degree without, however, offsetting the advantages provided by the use of a stencil body of the character above mentioned. Another object is to increase the usefulness and also the durability and longevity of the stencil, and greatly to increase the tack life of the adhesive mass. Another object is to provide in a stencil for the stated purpose a maximum number of advantageous characteristics.