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Makrolon? LED2045

Manufacturer: Covestro
Produced At: Europe / China
Product Category: Polycarbonate（PC）
Product No: Makrolon LED2045
Product Quantity: 25KG / BAG
Product Features: Good Mold Release，High Clarity，Low Viscosity

Product information

Makrolon? LED2045

Polycarbonate

Covestro - Polycarbonates

Product Description:

MVR (250 °C/2.16 kg) 17 cm3/10 min; light guides; PC with highest transmission; low viscosity; easy release; injection molding - melt temperature 260 - 300 °C; available in color code 000000 only

Features	Good Mold Release，High Clarity，Low Viscosity
Uses	Lighting Applications
RoHS Compliance	RoHS Compliant
Processing Method	Injection Molding

Physical	Nominal Value	Unit	Test Method
Density (73°F)	1.19	g/cm3	ISO 1183
Apparent (Bulk) Density 3	0.66	g/cm3	ISO 60
Melt Volume-Flow Rate (MVR)			ISO 1133
250°C/2.16 kg	1.04	in3/10min
300°C/1.2 kg	3.72	in3/10min
Molding Shrinkage 4			ISO 294-4
Across Flow : 0.0787 in	0.65	%
Flow : 0.0787 in	0.60	%
Water Absorption			ISO 62
Saturation, 73°F	0.30	%
Equilibrium, 73°F, 50% RH	0.12	%
Hardness	Nominal Value	Unit	Test Method
Ball Indentation Hardness	16700	psi	ISO 2039-1

Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus (73°F)	341000	psi	ISO 527-2/1
Tensile Stress			ISO 527-2/50
Yield, 73°F	9140	psi
Break, 73°F	7980	psi
Tensile Strain			ISO 527-2/50
Yield, 73°F	6.0	%
Break, 73°F	100	%
Nominal Tensile Strain at Break (73°F)	> 50	%	ISO 527-2/50
Flexural Modulus 5 (73°F)	341000	psi	ISO 178
Flexural Stress 5			ISO 178
73°F	14100	psi
3.5% Strain, 73°F	10400	psi
Flexural Strain at Flexural Strength 6 (73°F)	7.3	%	ISO 178
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength 7			ISO 7391
-22°F, Complete Break	5.7	ft·lb/in2
73°F, Partial Break	24	ft·lb/in2
Charpy Unnotched Impact Strength			ISO 179/1eU
-76°F	No Break
-22°F	No Break
73°F	No Break
Notched Izod Impact Strength 8			ISO 7391
-22°F, Complete Break	5.7	ft·lb/in2
73°F, Partial Break	24	ft·lb/in2
Multi-Axial Instrumented Impact Energy			ISO 6603-2
-22°F	40.6	ft·lb
73°F	36.9	ft·lb
Multi-Axial Instrumented Impact Peak Force			ISO 6603-2
-22°F	1280	lbf
73°F	1060	lbf

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
66 psi, Unannealed	279	°F	ISO 75-2/B
264 psi, Unannealed	255	°F	ISO 75-2/A
Glass Transition Temperature 9	291	°F	ISO 11357-2
Vicat Softening Temperature
--	293	°F	ISO 306/B50
--	295	°F	ISO 306/B120
Ball Pressure Test (277°F)	Pass		IEC 60695-10-2
CLTE			ISO 11359-2
Flow : 73 to 131°F	3.6E-5	in/in/°F
Transverse : 73 to 131°F	3.6E-5	in/in/°F
Thermal Conductivity 10 (73°F)	1.4	Btu·in/hr/ft2/°F	ISO 8302
RTI Elec (0.028 in)	257	°F	UL 746
RTI Imp (0.028 in)	239	°F	UL 746
RTI Str (0.028 in)	257	°F	UL 746

Electrical	Nominal Value	Unit	Test Method
Surface Resistivity	1.0E+16	ohms	IEC 60093
Volume Resistivity (73°F)	1.0E+16	ohms·cm	IEC 60093
Electric Strength (73°F, 0.0394 in)	860	V/mil	IEC 60243-1
Relative Permittivity			IEC 60250
73°F, 100 Hz	3.10
73°F, 1 MHz	3.00
Dissipation Factor			IEC 60250
73°F, 100 Hz	5.0E-4
73°F, 1 MHz	9.0E-3
Comparative Tracking Index			IEC 60112
Solution A	225	V
Solution B	125	V
Flammability	Nominal Value	Unit	Test Method
Flame Rating (0.028 in, NC)	V-2		UL 94
Oxygen Index 11	27	%	ISO 4589-2
Burning Rate - US-FMVSS (> 39.4 mil)	passed		ISO 3795
Flash Ignition Temperature	896	°F	ASTM D1929
Self Ignition Temperature	1022	°F	ASTM D1929

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