PE 300 / HDPE Polyethylene sheets. High-Density Polyethylene (HDPE) - a linear polymer, High-Density Polyethylene (HDPE) is prepared from ethylene by a catalytic process. The HENAN OKAYence of branching results in a more closely packed structure with a higher d OKAY - the Tech Geek! Over 20.000 products for industrial supply. +359877870879 Email