Arkema Group Oroglas® MI-4T Acrylic, Heat Resistant (discontinued **)

Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union

Description

Material Notes:
OROGLAS MI-4T is an acrylic grade that associates improved impact resistance with high heat resistance.Key features improved impact resistance: up to 4 times more impact resistant than standard acrylics. outstanding thermal resistance: HDT A (1.82 MPa) = 98°c. good flow and processing behavior. UV stability. clarity, brilliance and excellent optical properties. Typical applications OROGLAS MI-4T can be injection molded or extruded to produce technical items mainly for automotive and lighting markets.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 1.18 g/cc

0.0426 lb/in³

Water Absorption 2.0 %

2.0 %

Moisture Absorption at Equilibrium 0.32 %

0.32 %

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 76.0 MPa

11000 psi

50 mm/min
Elongation at Break 20 %

20 %

Nominal Strain; 50 mm/min
Elongation at Yield 4.0 %

4.0 %

50 mm/min
Tensile Modulus 2.80 GPa

406 ksi

1 mm/min
Charpy Impact Unnotched 3.50 J/cm²

16.7 ft-lb/in²

Charpy Impact, Notched 0.300 J/cm²

1.43 ft-lb/in²

Tensile Creep Modulus, 1 hour 2300 MPa

334000 psi

Tensile Creep Modulus, 1000 hours 1500 MPa

218000 psi

Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 75.0 µm/m-°C

@Temperature 20.0 °C
41.7 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 102 °C

216 °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 18.7 kV/mm

475 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