PPG recently announced that PPG RECC 3007 aerospace conversion coating has been qualified to U.S. military specification MIL-C-81706, Type II, Class 3, Form IV, Method A.
February 19, 2019
It is reportedly the first non-chrome aerospace pretreatment coating to be qualified to the U.S. Department of Defense’s specification for chemical conversion coatings applied to aluminum.
Polytetrafluoroethylene (PTFE) is low-surface-energy plastic that is very difficult to bond. PTFE exclusively comprises fluorine and carbon atoms with no polar atoms such as oxygen or nitrogen.