custom size uhmw polyethylene sheet for Machinery Industry 48 x 96 1/4″ x 48″ x 96″ UHMW Sheet This Ultra High Molecular Weight (UHMW) Polyethylene will outwear all other materials, including metals, HENAN Okays, urethanes, and fl 1/2" White UHMW 48" x 96" Cut-to-Size - ShapesPlastics 1/2" White UHMW 48" x 96". . 52200104.