Fundamentally, hardness testing determines the resistance a material exhibits in response to the permanent deformation of another material’s penetration. If I take a piece of metal and rub something ...
HARDNESS, as recent correspondence in NATURE (vol. cvi., pp. 377, 440, 534, 599, 662, November, 192o–January, 1921) has shown, is a subject of interest to both the engineer and the physicist. Whatever ...
Plastic materials have been utilized in diverse products in a broad range of fields in recent years. Some of these include not only automotive parts such as bumpers, but also medical materials, daily ...