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Makrolon® 2805

Category:	PC , Polycarbonate
Manufacturer:	Covestro - Polycarbonates
Trademark:	Makrolon®
Fillers:	-
Ports:	Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms	FOB, CIF, DAP, DAT, DDP
PDF:	MWreiF_Makrolon-2805.pdf
PRICE:	Order Products email sales@su-jiao.com

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MVR (300 °C/1.2 kg) 9.0 cm³/10 min; general purpose; medium viscosity; easy release; injection molding - melt temperature 280 - 320 °C; available in transparent, translucent and opaque colors

General Information
Features	General Purpose Good Mold Release Medium Viscosity
Uses	General Purpose
RoHS Compliance	RoHS Compliant
Appearance	Clear/Transparent Colors Available Opaque Translucent
Processing Method	Injection Molding
Multi-Point Data	Creep Modulus vs. Time (ISO 11403-1) Isochronous Stress vs. Strain (ISO 11403-1) Isothermal Stress vs. Strain (ISO 11403-1) Secant Modulus vs. Strain (ISO 11403-1) Shear Modulus vs. Temperature (ISO 11403-1) Specific Volume vs Temperature (ISO 11403-2) Viscosity vs. Shear Rate (ISO 11403-2)

Physical	Nominal Value	Unit	Test Method
Density (23°C)	1.20	g/cm³	ISO 1183
Apparent Density ¹	0.66	g/cm³	ISO 60
Melt Mass-Flow Rate (MFR) (300°C/1.2 kg)	10	g/10 min	ISO 1133
Melt Volume-Flow Rate (MVR) (300°C/1.2 kg)	9.00	cm³/10min	ISO 1133
Molding Shrinkage
Across Flow	0.60 to 0.80	%	ISO 2577
Flow	0.60 to 0.80	%	ISO 2577
Across Flow : 2.00 mm ²	0.70	%	ISO 294-4
Flow : 2.00 mm ³	0.65	%	ISO 294-4
Water Absorption			ISO 62
Saturation, 23°C	0.30	%
Equilibrium, 23°C, 50% RH	0.12	%

Hardness	Nominal Value	Unit	Test Method
Ball Indentation Hardness	115	MPa	ISO 2039-1

Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus (23°C)	2400	MPa	ISO 527-2/1
Tensile Stress			ISO 527-2/50
Yield, 23°C	66.0	MPa
Break, 23°C	70.0	MPa
Tensile Strain			ISO 527-2/50
Yield, 23°C	6.2	%
Break, 23°C	130	%
Nominal Tensile Strain at Break (23°C)	> 50	%	ISO 527-2/50
Tensile Creep Modulus			ISO 899-1
1 hr	2200	MPa
1000 hr	1900	MPa
Flexural Modulus ⁴(23°C)	2400	MPa	ISO 178
Flexural Stress ⁵			ISO 178
3.5% Strain, 23°C	73.0	MPa
23°C	97.0	MPa
Flexural Strain at Flexural Strength (23°C) ⁶	7.1	%	ISO 178

Films	Nominal Value	Unit	Test Method
Gas Permeation			ISO 2556
Carbon Dioxide : 23°C, 25.4 µm	16900	cm³/m²/bar/24 hr
Carbon Dioxide : 23°C, 100.0 µm	3800	cm³/m²/bar/24 hr
Nitrogen : 23°C, 25.4 µm	510	cm³/m²/bar/24 hr
Nitrogen : 23°C, 100.0 µm	120	cm³/m²/bar/24 hr
Oxygen : 23°C, 25.4 µm	2760	cm³/m²/bar/24 hr
Oxygen : 23°C, 100.0 µm	650	cm³/m²/bar/24 hr

Flammability	Nominal Value	Unit	Test Method
Application of Flame from Small Burner - Method K and F (2.00 mm)	K1, F1		DIN 53438-1, -3
Burning Rate - US-FMVSS (> 1.00 mm)	passed		ISO 3795
Flash Ignition Temperature	480	°C	ASTM D1929
Glow Wire Test			EDF HN60 E.02
1.50 mm	750	°C
3.00 mm	750	°C
Needle Flame Test			IEC 60695-11-5
Method F : 1.50 mm	1.0	min
Method F : 2.00 mm	1.0	min
Method F : 3.00 mm	2.0	min
Method K : 1.50 mm	0.1	min
Method K : 2.00 mm	0.1	min
Method K : 3.00 mm	0.2	min
Self Ignition Temperature	550	°C	ASTM D1929

Additional Information	Nominal Value		Test Method
Electrolytical Corrosion (23°C)	A1		IEC 60426
ISO Shortname	ISO 7391-PC,MR,(,,)-09-9

Films	Nominal Value	Unit	Test Method
Water Vapor Transmission Rate (23°C, 85% RH, 100 µm)	15	g/m²/24 hr	ISO 15106-1

Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength ⁷			ISO 7391
-30°C, Complete Break	16	kJ/m²
23°C, Partial Break	75	kJ/m²
Charpy Unnotched Impact Strength			ISO 179/1eU
-60°C	No Break
-30°C	No Break
23°C	No Break
Notched Izod Impact Strength ⁸			ISO 7391
-30°C, Complete Break	15	kJ/m²
23°C, Partial Break	70	kJ/m²
Multi-Axial Instrumented Impact Energy			ISO 6603-2
-30°C	65.0	J
23°C	60.0	J
Multi-Axial Instrumented Impact Peak Force			ISO 6603-2
-30°C	6300	N
23°C	5400	N

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
0.45 MPa, Unannealed	137	°C	ISO 75-2/B
1.8 MPa, Unannealed	125	°C	ISO 75-2/A
Glass Transition Temperature ⁹	145	°C	ISO 11357-2
Vicat Softening Temperature
--	144	°C	ISO 306/B50
--	146	°C	ISO 306/B120
Ball Pressure Test (136°C)	Pass		IEC 60695-10-2
CLTE			ISO 11359-2
Flow : 23 to 55°C	6.5E-5	cm/cm/°C
Transverse : 23 to 55°C	6.5E-5	cm/cm/°C
Thermal Conductivity ¹⁰(23°C)	0.20	W/m/K	ISO 8302
RTI Elec (1.50 mm)	125	°C	UL 746
RTI Imp (1.50 mm)	115	°C	UL 746
RTI Str (1.50 mm)	125	°C	UL 746

Electrical	Nominal Value	Unit	Test Method
Surface Resistivity	1.0E+16	ohms	IEC 60093
Volume Resistivity (23°C)	1.0E+16	ohms·cm	IEC 60093
Electric Strength (23°C, 1.00 mm)	34	kV/mm	IEC 60243-1
Relative Permittivity			IEC 60250
23°C, 100 Hz	3.10
23°C, 1 MHz	3.00
Dissipation Factor			IEC 60250
23°C, 100 Hz	5.0E-4
23°C, 1 MHz	9.0E-3
Comparative Tracking Index			IEC 60112
Solution A	250	V
Solution B	125	V

Flammability	Nominal Value	Unit	Test Method
Flame Rating			UL 94
2.50 mm	HB
0.750 mm	V-2
Glow Wire Flammability Index			IEC 60695-2-12
0.750 mm	850	°C
1.50 mm	850	°C
3.00 mm	930	°C
Glow Wire Ignition Temperature			IEC 60695-2-13
0.750 mm	875	°C
1.00 mm	875	°C
1.50 mm	875	°C
3.00 mm	900	°C
Oxygen Index ¹¹	28	%	ISO 4589-2

Optical	Nominal Value	Unit	Test Method
Refractive Index ¹²	1.586		ISO 489
Transmittance			ISO 13468-2
1000 µm	89.0	%
2000 µm	89.0	%
3000 µm	88.0	%
4000 µm	87.0	%
Haze (3000 µm)	< 0.80	%	ISO 14782

Note Message
1 .	Pellets
2 .	60x60x2 mm, 500 bar
3 .	60x60x2 mm, 500 bar
4 .	2.0 mm/min
5 .	2.0 mm/min
6 .	2 mm/min
7 .	Based on ISO 179-1eA, 3 mm
8 .	Based on ISO 180-A, 3 mm
9 .	10°C/min
10 .	Cross-flow
11 .	Procedure A
12 .	Method A

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