... as aluminum, chromium, copper, enamel, rubber, paint, etc.) and nonmagnetic metal matrix (such as copper, aluminum, zinc, tin, etc.) on ... testing instrument of controlling and guaranteeing the quality of products, and is widely used in manufacturing, metal processing industry, chemical industry ... .init( { 'aImgSrc': aBigImageSrc } ); } )(); digital coating thickness gauge for metal and plastic paint