COATING FOR STATIONERY CUTTING IMPLEMENTS

摘要

A cutting implement having a pair of cutting blades and a coating is provided. The coating has titanium chromium nitride and provides the cutting blades with a satin silver appearance. In some embodiments, the titanium chromium nitride coating has a thickness in a range between about 0.3 microns and 0.5 microns, a surface roughness in a range of about 15 to 25 10^-6 inch/inch, and a hardness in a range of about 5.7 to about 9.1 gegapascals.