Technical datasheet

SEABOARD™ HDPE

Supplied byVycom CPG International- Last Updated on Jul 17, 2025

SEABOARD™ HDPE by Vycom CPG International is an UV stabilized high density polyethylene (HDPE) grade. Available in polar white, black, craft gray, mercury gray, seafoam and sand shade colors. Provides matte & gloss finish, excellent impact strength, stiffness, good weatherability and no moisture absorption. Exhibits water and superior scratch resistance. Is easy to clean, machinable with standard tooling and will not delaminate, chip, rot, or swell. Recommended for outdoor cabinetry, marine furniture, hatches/ covers, rails, trim & components, signage and recreational applications. It can be used as decorative wood and metal replacement. SEABOARD™ HDPE with UL 94 HB flame rating, RoHS, FDA and USDA.
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Benefits

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Compliance

Food Contact Approval
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Certifications & Compliance
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Availability

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SEABOARD™ HDPE properties

Flammability properties

PropertiesValue & unitTest conditionTest method
Auto-ignition Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login
Flash Point0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore D0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Impact Strength, Tensile0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Absorption0.0 Visible After LoginVisible After LoginVisible After Login
Density0.0 Visible After LoginVisible After LoginVisible After Login
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Brittleness Temperature0.0 Visible After LoginVisible After LoginVisible After Login
CTE, Linear0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT)0.0 Visible After LoginVisible After LoginVisible After Login
Maximum Service Temperature, Air0.0 Visible After LoginVisible After LoginVisible After Login
Melting Point0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

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