SEARCH Articles Figures Tables Hardness Examples of Rockwell M versus Shore D for some thermoplastics Hardness Rockwell cone Hardness testing Rockwell Rockwell Rockwell B hardness Rockwell C hardness number Rockwell L hardness Rockwell M hardness Rockwell R hardness Rockwell hardness loads Rockwell hardness number Rockwell hardness scale Rockwell hardness test Rockwell hardness water-absorption Superficial Rockwell hardness tests