EMS-Grivory Grilamid® L 20 EC PA12-CD25

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EMS-Grivory Grilamid® L 20 EC PA12-CD25
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 12 (PA12)
Material Notes:	Product Description: Grilamid L 20 EC is an electrically conductive, medium viscosity injection molding product, based on Polyamid 12 (PA12). Grilamid L 20 EC is heat stabilized, easy to process with good mold release characteristics. The inherent color of this material is black. The main characteristics of this product are: Electrically conductive Heat stability Good chemical resistance Good resistance to oil High surface quality Good dimensional stability Easy to process Low density, low weight Application examples: Grilamid L 20 EC is suitable for injection molding parts in electro/electronic applications: Antistatic housings, covers and functional parts. Information provided by EMS Grivory.
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Physical Properties	Metric	English	Comments

Density	1.16 g/cc	0.0419 lb/in³	Dry; ISO 1183
Water Absorption	1.1 %	1.1 %	Sim. to ISO 62
Moisture Absorption	0.600 %	0.600 %	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.012 cm/cm	0.012 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.014 cm/cm	0.014 in/in	ISO 294-4, 2577

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	72 @Time 15.0 sec	72 @Time 0.00417 hour	Conditioned; ISO 868
Tensile Strength at Break	40.0 MPa	5800 psi	Conditioned; ISO 527-1/-2
	50.0 MPa	7250 psi	Dry; ISO 527-1/-2
Tensile Strength, Yield	50.0 MPa	7250 psi	Conditioned; ISO 527-1/-2
	55.0 MPa	7980 psi	Dry; ISO 527-1/-2
Elongation at Break	25 %	25 %	Nominal, Dry; ISO 527-1/-2
	30 %	30 %	Nominal, Conditioned; ISO 527-1/-2
Elongation at Yield	5.0 %	5.0 %	Dry; ISO 527-1/-2
	10 %	10 %	Conditioned; ISO 527-1/-2
Tensile Modulus	1.90 GPa	276 ksi	Conditioned; ISO 527-1/-2
	2.20 GPa	319 ksi	Dry; ISO 527-1/-2
Charpy Impact Unnotched	5.00 J/cm² @Temperature -30.0 °C	23.8 ft-lb/in² @Temperature -22.0 °F	Conditioned; ISO 179/1eU
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	Conditioned; ISO 179/1eU
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	Dry; ISO 179/1eU
Charpy Impact, Notched	0.200 J/cm² @Temperature 23.0 °C	0.952 ft-lb/in² @Temperature 73.4 °F	Conditioned; ISO 179/1eA
	0.200 J/cm² @Temperature -30.0 °C	0.952 ft-lb/in² @Temperature -22.0 °F	Conditioned; ISO 179/1eA
	0.300 J/cm² @Temperature 23.0 °C	1.43 ft-lb/in² @Temperature 73.4 °F	Dry; ISO 179/1eA
	0.300 J/cm² @Temperature -30.0 °C	1.43 ft-lb/in² @Temperature -22.0 °F	Dry; ISO 179/1eA

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.0 ohm-cm	1.0 ohm-cm	Conditioned; IEC 60093
Surface Resistance	100 ohm	100 ohm	IEC 60093

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	120 µm/m-°C	66.7 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	130 µm/m-°C	72.2 µin/in-°F	ISO 11359-1/-2
Melting Point	178 °C	352 °F	10°C/min; ISO 11357-1/-3
Maximum Service Temperature, Air	90.0 - 110 °C	194 - 230 °F	Long Term; ISO 2578
	150 °C	302 °F	Short Term; EMS
Deflection Temperature at 0.46 MPa (66 psi)	135 °C	275 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	65.0 °C	149 °F	ISO 75-1/-2

Descriptive Properties
Automotive	Automotive electr. and electronics, lighting
	Powertrain and Chassis
Electricals & Electronics	Connectors
	Electrical equipment
Form	Granules
Industry & Consumer goods	Mechanical Engineering
	Tools & Accessories
Processing	Injection Molding
Special Characteristics	Anti-static
	Improved heat resistance

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PGRH023 / 156732

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