Arkema Oroglas® MI-2T Acrylic

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Arkema Oroglas® MI-2T Acrylic (discontinued **)
Categories:	Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, General Purpose, Molded
Material Notes:	OROGLAS MI-2T is an injection molding acrylic grade that offers excellent thermal resistance with slight improvement in impact performance. Key features improved deformation and toughness : up to 2 times more impact resistant than standard acrylics. excellent thermal resistance: HDT A (1.82 MPa) = 98°c high flow and easy processing UV stability clarity, brilliance and excellent optical properties Typical applications OROGLAS MI-2T is mainly used for automotive and lighting applications when heat resistance and additional deformation are required. ISO data provided by the manufacturer, Arkema.
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Physical Properties	Metric	English	Comments

Density	1.19 g/cc	0.0430 lb/in³
Water Absorption	2.0 %	2.0 %
Moisture Absorption at Equilibrium	0.30 %	0.30 %	Humidity Absorption
Melt Flow	2.8 g/10 min @Load 3.80 kg, Temperature 230 °C	2.8 g/10 min @Load 8.38 lb, Temperature 446 °F

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	78.0 MPa	11300 psi	50 mm/min
Elongation at Break	10 %	10 %	Nominal Strain; 50 mm/min
Elongation at Yield	4.0 %	4.0 %	50 mm/min
Tensile Modulus	3.00 GPa	435 ksi	1 mm/min
Charpy Impact Unnotched	2.50 J/cm²	11.9 ft-lb/in²
Charpy Impact, Notched	0.250 J/cm²	1.19 ft-lb/in²
Tensile Creep Modulus, 1 hour	2600 MPa	377000 psi
Tensile Creep Modulus, 1000 hours	1700 MPa	247000 psi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm
Surface Resistance	1.00e+14 ohm	1.00e+14 ohm
Dielectric Constant	3.2 @Frequency 1e+6 Hz	3.2 @Frequency 1e+6 Hz
	3.7 @Frequency 100 Hz	3.7 @Frequency 100 Hz
Dielectric Strength	19.7 kV/mm	500 kV/in
Dissipation Factor	0.040 @Frequency 1e+6 Hz	0.040 @Frequency 1e+6 Hz
	0.050 @Frequency 100 Hz	0.050 @Frequency 100 Hz
Comparative Tracking Index	600 V	600 V

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	70.0 µm/m-°C @Temperature 20.0 °C	38.9 µin/in-°F @Temperature 68.0 °F
Deflection Temperature at 0.46 MPa (66 psi)	102 °C	216 °F
Deflection Temperature at 1.8 MPa (264 psi)	98.0 °C	208 °F
Vicat Softening Point	104 °C	219 °F	50°C/hr; 50N
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in

Optical Properties	Metric	English	Comments
Transmission, Visible	80 %	80 %	Mfr. reports 'Transparent' but doesn't quantify.

**
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