Kolon SPESIN® KP211 General Purpose PBT Resin

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Kolon SPESIN® KP211 General Purpose PBT Resin
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes:	SPESIN® is a thermoplastic PBT resin with excellent thermal, mechanical and electrical properties. SPESIN® is widely used in industrial parts and especially in electrical-electronic parts. High heat stability, outstanding abrasion resistance, excellent electrical properties, good surface gloss, low water absorption, excellent chemical resistance, good processability Information provided by US distributor, API-Kolon.
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Physical Properties	Metric	English	Comments

Density	1.31 g/cc	0.0473 lb/in³	DIN 53479; ASTM D792
Water Absorption	0.080 %	0.080 %	DIN 53475; ASTM D570
Linear Mold Shrinkage	0.017 - 0.023 cm/cm	0.017 - 0.023 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	118	118	DIN 53505; ASTM D785
Tensile Strength, Ultimate	58.8 MPa	8530 psi	DIN 53455; ASTM D638
Elongation at Break	100 %	100 %	DIN 53455; ASTM D638
Flexural Yield Strength	88.3 MPa	12800 psi	DIN 53455; ASTM D790
Flexural Modulus	2.45 GPa	356 ksi	DIN 53452; ASTM D790
Izod Impact, Notched	0.392 J/cm	0.735 ft-lb/in	DIN 53453; ASTM D256

Electrical Properties	Metric	English	Comments
Dielectric Constant	3.1 @Frequency 1e+6 Hz	3.1 @Frequency 1e+6 Hz	ASTM D150/DIN 53483
Dielectric Strength	28.0 kV/mm	711 kV/in	ASTM D149/DIN 53481
Arc Resistance	120 sec	120 sec	ASTM D495

Thermal Properties	Metric	English	Comments
CTE, linear	80.0 µm/m-°C @Temperature 20.0 °C	44.4 µin/in-°F @Temperature 68.0 °F	DIN 53752; ASTM D696
Melting Point	224 °C	435 °F	DIN 53736; ASTM D789
Deflection Temperature at 0.46 MPa (66 psi)	155 °C	311 °F	DIN 53461; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	60.0 °C	140 °F	DIN 53461; ASTM D648
Flammability, UL94	HB	HB

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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PKOL062 / 48968

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