Carpenter Brothers, Inc. of Milwaukee, Wisconsin has been providing Foundry Equipment and Industrial Supplies since 1917 foundry equipment, sand, supplies, alloys, filters, grinding wheels, abrasives, greensand, chemical binders, furnaces, metal handling, clay premixes, resin coated sand and process simulation Carpenter Brothers , Inc . is a dealer / distributor / representative for manufacturers of industrial supplies and equipment. Though foundry supplies and equipment have been and still make up the majority of products and sales, diversification has added products and services for the die casting, environmental, blast cleaning and surface finishing industries.