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KURARITY™ LB550

Technical Datasheet | Supplied by Kuraray

KURARITY™ LB550 by Kuraray is a soft, moldable acrylic block copolymer grade. Exhibits good chemical resistance, excellent self-adhesion, excellent weather-ability and excellent clarity in elastomers. Offers ultimately less odor, high gloss, no hydrolytic degradation and good compatibility with other polar plastic. It is suitable for processing by injection molding and extrusion. KURARITY™ LB550 by Kuraray is suitable for base polymer for hot melt adhesives, transparent molded parts, such as smartphone cases and slip preventions for various sheet & film product applications. Meets UL 94 HB flame rating.

KURARITY™ LB550 Properties

Optical Properties

Value & Unit

Test Condition

Test Method

Transmission, Visible

> 91 %

(3 mm, D65)

ISO 13468-1

Haze

< 2 %

(3 mm)

ISO 14782

Refractive Index

1.48 nd

ISO 489

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Cylinder Temperature

180 - 220 °C

Mold Temperature

20 - 40 °C

The bottom of hopper

Water Cooling

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KURARITY™ LB550

KURARITY™ LB550 Properties

Optical Properties

KURARITY™ LB550 Processing Guidelines

Injection Molding Properties