Phenolic sheet (also known as phenolic resin laminate or industrial laminate) is a high-strength composite material made by layering canvas, paper, or fiberglass with phenolic resin, then compressing and curing it under heat. 【MATERIAL】: Black Phenolic sheets with high durability, resistance, and impact strength. 【DIMENSION 】: Three sheets of 12x12" inch black phenolic sheets, in the thickness of 1/8" inch (3mm thick). 【USAGE】: Perfect material for various industrial and DIY applcations. They are laminates that are suitable for electrical insulation,structural materials for machines, vehicle related components. Could be used as insulators for electromechanical devices, gears, fixtures, parts fabrication. 【DETAILS】: Heat-resistant, water resistance, lightweight and insulative, ideal for demanding applications that require long-lasting performance. 【PACKAGING 】: Comes in packaged with thick PE plastic bag to protect the pack of phenolic sheets during transport.