... /100/120 Series 1. Purpose and character 1.1 Purpose:Cutting work-piece easily, high efficiently, perfectly and cheaply, including all ... , titanium.2.1 Character:2.1.1 Widely cutting field, not only cutting normal carbon steel instead of oxygen acetylene,but capable ... use, cut shaped good, don’t change chemical compound while cutting. It is safety and not pollute environment.2.1.3 ...