Check the listing for details. Marine Board HDPE, Marine Grade Plastic Sheet, Various Sizes and Colors,. Condition: New. Listed at 21.36 USD. Marine Board High density polyethylene (HDPE) Textured Surface is used in a variety of applications and industries where excellent impact resistance, high tensile strength, low moisture absorption and chemical- and corrosion-resistance properties are required.For those projects where cost-effective moisture resistance materials are needed, HDPE (high-density polyethylene) plastic sheets may be just what you’re looking for. It’s the perfect solution for a host of marine applications, from small boats and sloops to high-end yachts and cruise ships High density polyethylene is harder than low density polyethylene and has higher tensile strength, and better compressive strength. HDPE has good insulation properties and is easy to weld. The operating temperature is from -58 °F to +194 °F. HDPE is a cost effective material for both indoor and outdoor applications. Cut Tolerance +0" -.25"Marine Board High density polyethylene (HDPE) Textured Surface is used in a variety of applications and industries where excellent impact resistance, high tensile strength, low moisture absorption and chemical- and corrosion-resistance properties are required.For those projects where cost-effective moisture resistance materials are needed, HDPE (high-density polyethylene) plastic sheets may be just what you’re looking for. It’s the perfect solution for a host of marine applications, from small boats and sloops to high-end yachts and cruise ships High density polyethylene is harder than low density polyethylene and has higher tensile strength, and better compressive strength. HDPE has good insulation properties and is easy to weld. The operating temperature is from -58 °F to +194 °F. HDPE is a cost effective material for both indoor and outdoor applications. Cut Tolerance +0" -.25"