1.can be toughened 2.Heat insulation ,anti-uv 4.High hardness ... IR rejected,UV rejected,hardness etc. plesse contact us ,we will make effort to design new product to meet your requirements ... coating, once coated on glass, with toughening treatment, the hardness will be about 9H,as well as the glass [Features]* Toughening treatment ... Method] High hardness film heat Insulation glass paintToughened can be