BASF Ultramid® KR 4355 G7 35% Glass Filled PA6/6T (Conditioned)

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BASF Ultramid® KR 4355 G7 35% Glass Filled PA6/6T (Conditioned)
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 6 (PA6); Nylon 6, 40% Glass Fiber Filled
Material Notes:	Description: 35% glass-fiber reinforced product for injection-molding; high toughness, strength and stiffness, low water absorption, high melting point (295°C [563°F]). The mechanical properties remain constant after moisture absorption up to a temperature of 60°C [140°F], for instance, for automotive valve housings. Information provided by BASF
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Physical Properties	Metric	English	Comments

Density	1.43 g/cc	0.0517 lb/in³	ISO 1183
Moisture Absorption at Equilibrium	0.80 - 1.2 %	0.80 - 1.2 %	23°C; 50% RH; ISO 62
Water Absorption at Saturation	4.3 - 5.3 %	4.3 - 5.3 %	ISO 62
Viscosity Measurement	130	130	ISO 307
Linear Mold Shrinkage	0.0033 cm/cm	0.0033 in/in	restricted

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	200 MPa	29000 psi	50 mm/min; ISO 527-1/-2
Modulus of Elasticity	12.0 GPa	1740 ksi	ISO 527-1/-2
Tensile Creep Modulus, 1000 hours	8700 MPa @Strain <=0.5 %	1.26e+6 psi @Strain <=0.5 %	ISO 899-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+12 ohm-cm	1.00e+12 ohm-cm	IEC 60093
	1.00e+8 ohm-cm @Temperature 140 °C	1.00e+8 ohm-cm @Temperature 284 °F	IEC 60093
	2.00e+10 ohm-cm @Temperature 100 °C	2.00e+10 ohm-cm @Temperature 212 °F	IEC 60093
	1.00e+11 ohm-cm @Temperature 80.0 °C	1.00e+11 ohm-cm @Temperature 176 °F	IEC 60093
	5.00e+11 ohm-cm @Temperature 60.0 °C	5.00e+11 ohm-cm @Temperature 140 °F	IEC 60093
	1.00e+13 ohm-cm @Temperature 40.0 °C	1.00e+13 ohm-cm @Temperature 104 °F	IEC 60093
	1.00e+15 ohm-cm @Temperature 20.0 °C	1.00e+15 ohm-cm @Temperature 68.0 °F	IEC 60093
Surface Resistance	1.00e+12 ohm	1.00e+12 ohm	IEC 60093
Dielectric Constant	4.4 @Frequency 1e+6 Hz	4.4 @Frequency 1e+6 Hz	IEC 60250
Dissipation Factor	0.030 @Frequency 1e+6 Hz	0.030 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	600 V	Test solution A; IEC 60112

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	1.30 J/g-°C	0.311 BTU/lb-°F
Thermal Conductivity	0.280 W/m-K	1.94 BTU-in/hr-ft²-°F	DIN 52612
Melting Point	295 °C	563 °F	DIN 53765
Maximum Service Temperature, Air	135 °C	275 °F	for 50% loss of tensile strength after 20000hr
	160 °C	320 °F	for 50% loss of tensile strength after 5000hr
	270 °C	518 °F

Processing Properties	Metric	English	Comments
Melt Temperature	310 - 330 °C	590 - 626 °F	Injection-molding/Extrusion
Mold Temperature	80.0 - 120 °C	176 - 248 °F	Injection-molding

Descriptive Properties
Commercial Status	Europe

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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PBASG0291 / 131924

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