Technical datasheet

PLEXIGLAS® MI7T

Supplied byTrinseo- Last Updated on Feb 11, 2026

PLEXIGLAS® MI7T by Trinseo is an impact modified, polymethyl methacrylate acrylic (PMMA) resin. It provides 7 times the impact resistance of standard acrylics. This grade possesses toughness, heat resistance and processability. It exhibits high melt flow, excellent optical properties and outstanding weatherability. PLEXIGLAS® MI7T is processed by extrusion and injection molding applications. Recommended for durable applications ranging from transportation to weatherable capstocks to lighting, medical devices, and consumer durable goods.
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PLEXIGLAS® MI7T properties

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
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Rockwell M0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Izod0.0 Visible After LoginVisible After LoginVisible After Login
Modulus of Elasticity0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login

Optical properties

PropertiesValue & unitTest conditionTest method
Haze0.0 Visible After LoginVisible After LoginVisible After Login
Refractive Index0.0 Visible After LoginVisible After LoginVisible After Login
Transmittance, Visible0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Linear Mold Shrinkage0.0 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
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login
Water Absorption0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Heat Deflection Temperature (HDT), Annealed0.0 Visible After LoginVisible After LoginVisible After Login
Thermal Conductivity0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

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