Shanghai Langqi Plastic Materials Co., Ltd.

Makrolon® 8325

Manufacturer: Covestro
Produced At: Europe / China
Product Category: Polycarbonate（PC）
Product No: Makrolon 8325
Product Quantity: 25KG / BAG
Product Features: Good Mold Release、High Viscosity

Product information

Makrolon® 8325

Polycarbonate

Covestro - Polycarbonates

Product Description:

MVR (300 °C/1.2 kg) 4.0 cm³/10 min; 20 % glass fiber reinforced; high viscosity; easy release; injection molding - melt temperature 310 - 330 °C; extrusion; available in opaque colors only

Filler / Reinforcement	Glass Fiber, 20% Filler by Weight
Features	Good Mold Release，High Viscosity
RoHS Compliance	RoHS Compliant
Appearance	Colors Available，Opaque
Processing Method	Extrusion，Injection Molding

Physical	Nominal Value	Unit	Test Method
Density (73°F)	1.34	g/cm³	ISO 1183
Apparent (Bulk) Density 3	0.64	g/cm³	ISO 60
Melt Mass-Flow Rate (MFR) (300°C/1.2 kg)	5.0	g/10 min	ISO 1133
Melt Volume-Flow Rate (MVR) (300°C/1.2 kg)	0.244	in³/10min	ISO 1133
Molding Shrinkage
Across Flow	0.30 to 0.50	%	ISO 2577
Flow	0.30 to 0.50	%	ISO 2577
Across Flow : 0.0787 in 4	0.45	%	ISO 294-4
Flow : 0.0787 in 4	0.35	%	ISO 294-4
Water Absorption			ISO 62
Saturation, 73°F	0.24	%
Equilibrium, 73°F, 50% RH	0.10	%
Hardness	Nominal Value	Unit	Test Method
Ball Indentation Hardness	20900	psi	ISO 2039-1

Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus (73°F)	841000	psi	ISO 527-2/1
Tensile Stress
Yield, 73°F	14400	psi	ISO 527-2/50
Break, 73°F	12300	psi	ISO 527-2/5
Tensile Strain
Yield, 73°F	3.3	%	ISO 527-2/50
Break, 73°F	4.4	%	ISO 527-2/5
Flexural Modulus 5 (73°F)	769000	psi	ISO 178
Flexural Stress 5			ISO 178
73°F	21800	psi
3.5% Strain, 73°F	21000	psi
Flexural Strain at Flexural Strength 6 (73°F)	4.5	%	ISO 178
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength 7 (73°F, Complete Break)	4.8	ft·lb/in²	ISO 7391
Charpy Unnotched Impact Strength			ISO 179/1eU
-76°F, Complete Break	31	ft·lb/in²
-22°F, Complete Break	31	ft·lb/in²
73°F, Complete Break	29	ft·lb/in²
Notched Izod Impact Strength 8 (73°F, Complete Break)	4.8	ft·lb/in²	ISO 7391
Multi-Axial Instrumented Impact Energy			ISO 6603-2
-22°F	3.69	ft·lb
73°F	3.69	ft·lb
Multi-Axial Instrumented Impact Peak Force			ISO 6603-2
-22°F	225	lbf
73°F	225	lbf

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
66 psi, Unannealed	293	°F	ISO 75-2/B
264 psi, Unannealed	288	°F	ISO 75-2/A
Vicat Softening Temperature
--	300	°F	ISO 306/B50
--	302	°F	ISO 306/B120
CLTE			ISO 11359-2
Flow : 73 to 131°F	1.7E-5	in/in/°F
Transverse : 73 to 131°F	3.6E-5	in/in/°F
Thermal Conductivity 9 (73°F)	1.6	Btu·in/hr/ft²/°F	ISO 8302
RTI Elec (0.06 in)	176	°F	UL 746
RTI Imp (0.06 in)	176	°F	UL 746
RTI Str (0.06 in)	176	°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)	910	V/mil	IEC 60243-1
Relative Permittivity			IEC 60250
73°F, 100 Hz	3.30
73°F, 1 MHz	3.30
Dissipation Factor			IEC 60250
73°F, 100 Hz	1.0E-3
73°F, 1 MHz	9.0E-3
Comparative Tracking Index			IEC 60112
Solution A	175	V
Solution B	125	V
Flammability	Nominal Value	Unit	Test Method
Flame Rating			UL 94
0.06 in	V-2
0.12 in	V-0
Oxygen Index 10	32	%	ISO 4589-2
Flash Ignition Temperature	878	°F	ASTM D1929
Self Ignition Temperature	1022	°F	ASTM D1929

Additional Information	Nominal Value
ISO Shortname	ISO 7391-PC,MR,(,,)-05-5,GF20

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Makrolon® 8325

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