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PremierUV™ VLH-25S

Technical Datasheet | Supplied by LyondellBasell

PremierUV™ VLH-25S by LyondellBasell is an unsaturated polyester composite grade reinforced with glass fiber and mineral filler. It exhibits low shrinkage, electrical performance and flame retardance. This grade shows excellent resistance to UV exposure, weathering, color fade, chalking and fiber bloom. It is processed by sheet molding and compression molding in matched metal die molds. PremierUV™ VLH-25S passes vertical burn flammability test at 2.3 mm.

PremierUV™ VLH-25S Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

1.73 - 1.79 g/cm³

ASTM D792

Linear Mold Shrinkage

0.00125 - 0.00175 in/in

((RT mold/ RT part))

ASTM D955

Compression/Sheet Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

150 °C

Molding Pressure

35 - 65 bar

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PremierUV™ VLH-25S

PremierUV™ VLH-25S Properties

Physical Properties

PremierUV™ VLH-25S Processing Guidelines

Compression/Sheet Molding Properties