KKPC Kuhmo HF 430U Weather-resistant Flame Retarded HIPS

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KKPC Kuhmo HF 430U Weather-resistant Flame Retarded HIPS
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Flame Retardant
Material Notes:	Key features: Excellent weather-resistance, non-deca heat-resistance. Common Uses: TV and VCR housing, parts needing non-deca type. HIPS is a functional resin made by copolymerization of styrene monomer and PBR. It shows excellent balance between impact-resistance and heat-resistance. Data provided by Korea Kumho Petrochemical Co., Ltd.
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Physical Properties	Metric	English	Comments

Density	1.18 g/cc	0.0426 lb/in³	ASTM D792
Water Absorption	0.050 %	0.050 %	24 hr immersion; ASTM D570
Linear Mold Shrinkage	0.0030 - 0.0060 cm/cm	0.0030 - 0.0060 in/in	ASTM D955
Melt Flow	12 g/10 min	12 g/10 min	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	55	55	ASTM D785
Tensile Strength, Ultimate	22.6 MPa	3270 psi	ASTM D638
Elongation at Break	70 %	70 %	ASTM D638
Flexural Yield Strength	39.2 MPa	5690 psi	ASTM D790
Flexural Modulus	2.06 GPa	299 ksi	ASTM D790
Izod Impact, Notched	1.23 J/cm @Thickness 3.20 mm	2.30 ft-lb/in @Thickness 0.126 in	ASTM D256

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+16 ohm-cm	1.00e+16 ohm-cm	ASTM D257
Dielectric Strength	17.7 kV/mm	450 kV/in	ASTM D149

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	75.0 °C	167 °F	unannealed; ASTM D648
	83.0 °C	181 °F	annealed; ASTM D648
Vicat Softening Point	94.0 °C	201 °F	ASTM D1525
Flammability, UL94	V-0 @Thickness 1.60 mm	V-0 @Thickness 0.0630 in
	V-0 @Thickness 3.20 mm	V-0 @Thickness 0.126 in

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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PKKPCS18 / 48827

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