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PLEXIMID® TT50

PLEXIMID® TT50 by Roehm highly heat distortion resistant poly(n-methyl methacrylimide) (PMMI) grade. Exhibits excellent transmission & clarity, very high strength & rigidity, good weather resistance and high heat deflection temperature under load.

It is supplied as aluminum-laminated pellets of uniform size.
PLEXIMID® TT50 is particularly suitable for processing by injection molding with standard 3-zone general purpose screws for thermoplastics.
Used in applications that involve high heat loads such as automotive lighting, lenses, fiber optics, luminaire covers, nameplates and sight glasses.
This grade is listed by AMECA.

PLEXIMID® TT50 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Tensile Modulus

4000 MPa

(1 mm/min)

ISO 527

Tensile Strain

3 %

(at Break, 5mm/min)

ISO 527

Impact Strength, Charpy

20 kJ/m²

ISO 179/1eU

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Pre-drying Temperature

< 130 °C

Melt Temperature

250 - 280 °C

Mold Temperature

110 °C

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PLEXIMID® TT50

PLEXIMID® TT50 Properties

Mechanical Properties

PLEXIMID® TT50 Processing Guidelines

Injection Molding Properties