LG Chemical Lupoy 1080-70 Polycarbonate Resin

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LG Chemical Lupoy 1080-70 Polycarbonate Resin
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	Description: LUPOY PC 1080-70 resin is designed for optical media discs applications. It exhibits an excellent physical property balance of heat resistance, transparency and impact strength. Main Characteristics: Very low viscosity and Good mold release Applications: VCD, Audio-CD, DC-ROM, CD-R, CD-RW, CD-RAM and DVD, DVD-R, DVD-RW CAS: 103598-77-2 Information provided by LG Chemical
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Physical Properties	Original Value	Comments

Specific Gravity	1.20 g/cc	ASTM D792
Water Absorption	0.15 % @Temperature 23.0 °C, Time 86400 sec	ASTM D570
Moisture Absorption at Equilibrium	0.32 % @Temperature 23.0 °C	50% RH; ASTM D570
Linear Mold Shrinkage, Flow	0.00050 - 0.00070 cm/cm	ASTM D955
Melt Flow	70 g/10 min @Load 1.20 kg, Temperature 300 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	58	ASTM D785
Hardness, Rockwell R	124	ASTM D785
Tensile Strength, Ultimate	489 kg(f)/cm²	ASTM D638
Tensile Strength, Yield	612 kg(f)/cm²	50mm/min; ASTM D638
Elongation at Break	60 %	ASTM D638
Elongation at Yield	6.0 %	ASTM D638
Tensile Modulus	23500 kg(f)/cm²	ASTM D638
Flexural Yield Strength	1020 kg(f)/cm²	ASTM D790
Flexural Modulus	25500 kg(f)/cm²	ASTM D790
Izod Impact, Notched	27.21 kg-cm/cm @Thickness 3.20 mm, Temperature 23.0 °C	0.25 mm notch; ASTM D256
Dart Drop, Total Energy	520 J @Thickness 3.20 mm	203m/min; ASTM D3763

Thermal Properties	Original Value	Comments
CTE, linear	68.0 µm/m-°C @Temperature -40.0 - 82.0 °C	ASTM D696
Deflection Temperature at 0.46 MPa (66 psi)	137 °C @Thickness 4.00 mm	Annealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	124 °C @Thickness 4.00 mm	Unannealed; ASTM D648
Vicat Softening Point	147 °C @Load 5.10 kg	50°C/hr; ASTM D1525
Softening Point	150 - 200 °C	melting point per MSDS
Flash Point	>= 450 °C
Ignition Temperature	>= 450 °C	Autoignition

Optical Properties	Original Value	Comments
Refractive Index	1.583	ASTM D542
Transmission, Visible	91 %	ASTM D1003

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