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Arkema Group Oroglas® MI-7T Acrylic  (discontinued **)

Category Polymer , Thermoplastic , Acrylic (PMMA) , Acrylic, General Purpose, Molded
Manufacturer
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Arkema Group Oroglas® MI-7T Acrylic  (discontinued **).pdf
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Material Notes:
OROGLAS MI-7T is a medium impact grade combining excellent thermal resistance with good impact performance.Key features : impact resistance: up to 7 times more impact-resistant than standard acrylic high temperature resistance: HDT A / 1.82 MPa = 93°c excellent optical properties UV stability brilliance and scratch resistance low edge color easy processing Typical applications : OROGLAS MI-7T can be injection or extruded for several types of applications in the following fields: automotive, appliances, business machines building, etc...ISO data provided by the manufacturer, Arkema.Arkema, formed in 2004, was formerly Atofina Chemicals and before that Elf Atochem.
Physical Properties Metric English Comments
Density 1.17 g/cc
0.0423 lb/in³
Water Absorption 2.0 %
2.0 %
Moisture Absorption at Equilibrium 0.33 %
0.33 %
Humidity Absorption
Melt Flow 1.7 g/10 min

@Load 3.80 kg,
Temperature 230 °C
1.7 g/10 min

@Load 8.38 lb,
Temperature 446 °F
Mechanical Properties Metric English Comments
Tensile Strength, Yield 65.0 MPa
9430 psi
50 mm/min
Elongation at Break 30 %
30 %
Nominal Strain; 50 mm/min
Elongation at Yield 4.5 %
4.5 %
50 mm/min
Tensile Modulus 2.40 GPa
348 ksi
1 mm/min
Charpy Impact Unnotched 4.50 J/cm²
21.4 ft-lb/in²
Charpy Impact, Notched 0.400 J/cm²
1.90 ft-lb/in²
Tensile Creep Modulus, 1 hour 1900 MPa
276000 psi
Tensile Creep Modulus, 1000 hours 1200 MPa
174000 psi
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 80.0 µm/m-°C

@Temperature 20.0 °C
44.4 µin/in-°F

@Temperature 68.0 °F
Deflection Temperature at 0.46 MPa (66 psi) 98.0 °C
208 °F
Deflection Temperature at 1.8 MPa (264 psi) 93.0 °C
199 °F
Vicat Softening Point 97.0 °C
207 °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.
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
3.8

@Frequency 100 Hz
3.8

@Frequency 100 Hz
Dielectric Strength 17.7 kV/mm
450 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
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