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PLEXIGLAS® Resist zk4BR

PLEXIGLAS® Resist zk4BR by Roehm is an amorphous polymethylmethacrylate (PMMA). Exhibits excellent light transmission & brilliance, excellent weatherability, high mechanical strength, surface hardness and abrasion resistance. Offers better flowing behavior. It can be processed on extruders with 3-zone general purpose screws for thermoplastics. PLEXIGLAS® Resist zk4BR is suitable for extruding profiles and panels for use in lighting engineering. Used in lighting fixtures, displays and similar extruded items for technical purposes and is listed in AMECA.

PLEXIGLAS® Resist zk4BR Properties

Optical Properties

Value & Unit

Test Condition

Test Method

Transmission, Visible

92 %

(D65)

ISO 13468-2

Refractive Index

1.49

(589 nm, 23°C)

ISO 489

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Melt Temperature

220 - 260 °C

Mold Temperature

220 - 260 °C

Pre-Drying Temperature

< 94 °C

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PLEXIGLAS® Resist zk4BR

PLEXIGLAS® Resist zk4BR Properties

Optical Properties

PLEXIGLAS® Resist zk4BR Processing Guidelines

Injection Molding Properties