Technical datasheet

Apec® 1803

Supplied byCovestro- Last Updated on Feb 27, 2025

Apec® 1803 by Covestro is a UV stabilized, high viscosity polycarbonate (PC) grade. It offers heat resistance. It is suitable for processing by injection molding. It is used in covers for brake, indicator, ships' lights and domestic lamps. Apec® 1803 is also recommended for car interior light covers, headlamp lenses and connector pieces for halogen systems.
Product family:
Polycarbonate (PC)
Chemical family:
Polycarbonate (PC)
Product Type:
Thermoplastics
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Apec® 1803 properties

Electrical properties

PropertiesValue & unitTest conditionTest method
Comparative Tracking Index (CTI)0.0 Visible After LoginVisible After LoginVisible After Login
Comparative Tracking Index (CTI)0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Strength0.0 Visible After LoginVisible After LoginVisible After Login
Dissipation Factor0.0 Visible After LoginVisible After LoginVisible After Login
Dissipation Factor0.0 Visible After LoginVisible After LoginVisible After Login
Surface Resistance0.0 Visible After LoginVisible After LoginVisible After Login
Volume Resistivity0.0 Visible After LoginVisible After LoginVisible After Login
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Flammability properties

PropertiesValue & unitTest conditionTest method
Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login
Glow Wire Flammability Index (GWFI)0.0 Visible After LoginVisible After LoginVisible After Login
Limiting Oxygen Index (LOI)0.0 Visible After LoginVisible After LoginVisible After Login
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Mechanical properties

PropertiesValue & unitTest conditionTest method
Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Modulus of Elasticity0.0 Visible After LoginVisible After LoginVisible After Login
Nominal Strain at Break0.0 Visible After LoginVisible After LoginVisible After Login
Yield Strain0.0 Visible After LoginVisible After LoginVisible After Login
Yield Stress0.0 Visible After LoginVisible After LoginVisible After Login
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Optical properties

PropertiesValue & unitTest conditionTest method
Refractive Index0.0 Visible After LoginVisible After LoginVisible After Login
Transmittance, Visible0.0 Visible After LoginVisible After LoginVisible After Login
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Other properties

PropertiesValue & unitTest conditionTest method
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Ball Indentation0.0 Visible After LoginVisible After LoginVisible After Login
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Physical properties

PropertiesValue & unitTest conditionTest method
Density0.0 Visible After LoginVisible After LoginVisible After Login
Linear Mold Shrinkage, Flow0.0 Visible After LoginVisible After LoginVisible After Login
Linear Mold Shrinkage, Normal0.0 Visible After LoginVisible After LoginVisible After Login
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login
Melt Volume Flow Rate (MVR)0.0 Visible After LoginVisible After LoginVisible After Login
Water Absorption at Equilibrium0.0 Visible After LoginVisible After LoginVisible After Login
Water Absorption at Saturation0.0 Visible After LoginVisible After LoginVisible After Login
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Thermal properties

PropertiesValue & unitTest conditionTest method
CTE, Linear, Normal to Flow0.0 Visible After LoginVisible After LoginVisible After Login
CTE, Linear, Parallel to Flow0.0 Visible After LoginVisible After LoginVisible After Login
Deflection Temperature at 0.46 MPa (66 psi)0.0 Visible After LoginVisible After LoginVisible After Login
Deflection Temperature at 1.8 MPa (264 psi)0.0 Visible After LoginVisible After LoginVisible After Login
UL RTI, Electrical0.0 Visible After LoginVisible After LoginVisible After Login
UL RTI, Mechanical with Impact0.0 Visible After LoginVisible After LoginVisible After Login
UL RTI, Mechanical without Impact0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login
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Apec® 1803 Processing Guidelines

Injection Processing Guidelines

PropertiesValue & unitTest conditionTest method
Shot-to-Cylinder SizeVisible After LoginVisible After Login
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Injection Molding Processing Guidelines

PropertiesValue & unitTest conditionTest method
Back PressureVisible After LoginVisible After Login
Barrel Front TemperatureVisible After LoginVisible After Login
Barrel Middle TemperatureVisible After LoginVisible After Login
Barrel Nozzle TemperatureVisible After LoginVisible After Login
Barrel Rear TemperatureVisible After LoginVisible After Login
Drying TemperatureVisible After LoginVisible After Login
Drying TimeVisible After LoginVisible After Login
Hold PressureVisible After LoginVisible After Login
Injection VelocityVisible After LoginVisible After Login
Melt TemperatureVisible After LoginVisible After Login
Moisture ContentVisible After LoginVisible After Login
Mold TemperatureVisible After LoginVisible After Login
Screw SpeedVisible After LoginVisible After Login
Vent DepthVisible After LoginVisible After Login
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