Amorphous Carbon Film, Process For Forming the Same, and High Wear-Resistant Sliding Member With Amorphous Carbon Film Provided

A high wear-resistant sliding member, comprising:

• a substrate;
• and
• an amorphous carbon film formed on a part of a surface of the substrate at least, the amorphous carbon film comprising:
• carbon as a major component, the carbon composed of carbon having an sp2 hybrid orbital in an amount of from 60 atomic % or more to 90 atomic % or less when the entire carbon amount is taken as 100 atomic %;
• and
• silicon in an amount of from 1 atomic % or more to 10 atomic % or less when the entire amorphous carbon film is taken as 100 atomic %.