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LG Chemical HP PMMA

Category Polymer , Thermoplastic , Acrylic (PMMA) , Acrylic, General Purpose, Molded
Manufacturer LG Chemical
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Information Provided by LG Chem
Physical Properties Metric English Comments
Specific Gravity 1.18 g/cc
1.18 g/cc
ASTM D792
Water Absorption 0.30 %
0.30 %
24 hours; ASTM D570
Linear Mold Shrinkage 0.0020 - 0.0060 cm/cm
0.0020 - 0.0060 in/in
ASTM D955
Melt Index of Compound 6.0 g/10 min

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

@Load 8.38 lb,
Temperature 446 °F
ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Rockwell M 97
97
ASTM D785
Tensile Strength at Break 70.0 MPa
10200 psi
ASTM D638
Elongation at Break 9.0 %
9.0 %
ASTM D638
Flexural Strength 107 MPa
15500 psi
ASTM D790
Flexural Modulus 3.304 GPa
479.2 ksi
ASTM D790
Izod Impact, Notched 0.137 J/cm
0.257 ft-lb/in
ASTM D256
Thermal Properties Metric English Comments
CTE, linear 60.0 µm/m-°C

@Temperature 20.0 °C
33.3 µin/in-°F

@Temperature 68.0 °F
ASTM D696
Deflection Temperature at 1.8 MPa (264 psi) 102 °C
216 °F
ASTM D648
Vicat Softening Point 112 °C
234 °F
1 kg; ASTM D1525
Optical Properties Metric English Comments
Refractive Index 1.49
1.49
ASTM D542
Haze 0.50 %

@Thickness 3.20 mm
0.50 %

@Thickness 0.126 in
ASTM D1003
Transmission, Visible 93 %

@Thickness 3.20 mm
93 %

@Thickness 0.126 in
ASTM D1003
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+15 ohm-cm
>= 1.00e+15 ohm-cm
ASTM D257
Dielectric Constant 4.0

@Frequency 60 Hz
4.0

@Frequency 60 Hz
ASTM D150
Dielectric Strength 20.0 kV/mm
508 kV/in
4kV/s; ASTM D149
Dissipation Factor 0.050

@Frequency 60 Hz
0.050

@Frequency 60 Hz
ASTM D150
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