Buy from us flat epoxy fiberglass sheet with super smooth surface. The heat, moisture, temperature and flame resistant sheet can be used for electrical insulation. There are many other applications of this fiberglass sheet, such as machine components, parts of insulation structure and electrical insulation parts. The sheet can be availed in different grades, sizes and shades. Each sheet has passed through several tests, such as tensile strength, water absorption, shear strength and compressive strength.