What is the maximum thickness available for hardboard?

The maximum thickness commonly available for hardboard is typically 5/16 inches. Hardboard, which is also known as high-density fiberboard (HDF), is manufactured using a wet or dry process where wood fibers are compressed using heat and pressure.

The thickness of hardboard can vary, but it is generally produced in thinner sheets compared to materials like plywood or particle board. While options like 1/4 inch, 1/2 inch, and 3/8 inch are common dimensions for various applications in woodworking and construction, the thicker options tend to fall under different categories of engineered wood products rather than hardboard. Therefore, 5/16 inches is recognized as a standard thickness that maximizes the structural capabilities of hardboard while maintaining its lightweight and versatile nature for applications such as cabinetry, wall paneling, or furniture backing.