Titanium is strong, lightweight, and immune to corroding, having said that, it truly is dearer than other elements and difficult to perform with. Copper is a flexible and strong metal and will work properly as an electrical conductor. Plastics are used in machining as They are really low-cost and non-conductive. https://cncrouter65665.howeweb.com/27096177/the-definitive-guide-to-laser-welding-machine