... color and size of FR4 sheet 1.Description : Grade B FR-4 Insulation Plates are electrical alkali-free glass woven ... 2-150mm 2).Size: 1020x1220mm, 1220x2440mm,1020x2040mm ; 3).Temperature grade:B glass(130°C). 3.Color: yellow, green,red, back, ... as insulating structural parts in electric equipment, such as electric generators, motors, switch board, pcb , etc. No.ProjectsUnitFR4 ResultG10 Result1Flexural ...