Idemitsu Kosan TARFLON™ LEV1700KL Polycarbonate, Optical Grade

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Idemitsu Kosan TARFLON™ LEV1700KL Polycarbonate, Optical Grade
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Optical Grade
Material Notes:	UV, Steam and Long-term heat resistance. General Tarflon™ Information: Polycarbonate is known for its high impact resistance, good transparency and heat resistance, and superb precision and electrical properties. TARFLON is used in wide range of applications such as housewares, office equipment , mobile devices, communications equipment , display devices such as LCD backlight parts, automotive , lighting and many fields. Information provided by Idemitsu Losan Co.
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Physical Properties	Original Value	Comments

Density	1.20 g/cc	ISO 1183(JIS K7112)
Moisture Absorption	0.230 % @Time 86400 sec	50% RH; ISO 62(JIS K7209)
Linear Mold Shrinkage, Flow	0.0050 - 0.0070 cm/cm	Idemitsu Method
Linear Mold Shrinkage, Transverse	0.0050 - 0.0070 cm/cm	Idemitsu Method
Melt Flow	32.4 g/10 min @Load 1.20 kg, Temperature 300 °C	ISO 1133 (JIS K7210)

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	50	ISO 2039-2 (JIS K7202-2)
Hardness, Rockwell R	120	ISO 2039-2 (JIS K7202-2)
Tensile Strength, Yield	65.0 MPa	ISO 527-1,2 (JIS K7161, 7162)
Elongation at Break	95 %	ISO 527-1,2 (JIS K7161, 7162)
Flexural Strength	90.0 MPa	ISO 178 (JIS K7171)
Flexural Modulus	2.30 GPa	ISO 178 (JIS K7171)
Charpy Impact, Notched	40.0 kJ/m²	ISO 179-1 (JIS K7111)

Electrical Properties	Original Value	Comments
Comparative Tracking Index	250 - 400 V	UL746A

Thermal Properties	Original Value	Comments
CTE, linear	65.0 µm/m-°C	ISO 11359-2
Deflection Temperature at 1.8 MPa (264 psi)	128 °C	ISO 75-1,2 (JIS K7191-1,2)
UL RTI, Electrical	130 °C @Thickness 0.360 mm	UL746B
UL RTI, Mechanical with Impact	125 °C @Thickness 0.360 mm	UL746B
UL RTI, Mechanical without Impact	130 °C @Thickness 0.360 mm	UL746B
Flammability, UL94	V-2 @Thickness 0.400 mm

Optical Properties	Original Value	Comments
Refractive Index	1.585	ASTM D542
Haze	0.90 %	ASTM D1003
Transmission, Visible	90 %	Total Luminous; ISO 13468-1 (JIS K7361-1)

Processing Properties	Original Value	Comments
Melt Temperature	260 - 280 °C	Cylinder Temperature
	<= 300 °C	Max Cylinder Temperature
Mold Temperature	80.0 - 120 °C
Drying Temperature	120 °C @Time 18000 - 28800 sec

Descriptive Properties
UV Light, Water exposure and immersion	f1 (NC)	UL746A

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