Tribological tests were completed utilizing a ball-on-disc T-11 tester. The balls were being made from metal, While the discs had been fabricated from steel, aluminium oxide, zirconium oxide, polyamide and poly(methyl methacrylate). The outline from the machine along with the procedures has long been specified from the literature (Szczerek and https://elliotbrmua.actoblog.com/32614333/an-unbiased-view-of-sodium-dodecyl-sulfate