Total Lacqrene® 740 High Impact Polystyrene (discontinued **)

Category	Polymer , Thermoplastic , Polystyrene (PS)
Manufacturer
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Total Lacqrene® 740 High Impact Polystyrene (discontinued **).pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

LACQRENE® alpha 740 is a high gloss, high impact grade of polystyrene.ApplicationWhite goods (washing machines, driers), Toys and games, Garden equipment, All applications needing high gloss with good impact strengthInformation provided provided by Total Petrochemicals.Total Petrochemicals includes former Fina and Atofina plastics product lines.

Physical Properties	Metric	English	Comments
Density	1.04 g/cc	0.0376 lb/in³	ISO 1183
Water Absorption	<= 0.10 %	<= 0.10 %	ISO 62
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	0.0040 - 0.0070 in/in
Melt Flow	7.0 g/10 min @Load 5.00 kg, Temperature 200 °C	7.0 g/10 min @Load 11.0 lb, Temperature 392 °F	ISO 1133H
	65 g/10 min @Load 5.00 kg, Temperature 200 °C	65 g/10 min @Load 11.0 lb, Temperature 392 °F	ISO 1133H

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	75	75	ISO 2039-2
Tensile Strength at Break	23.0 MPa	3340 psi	ISO 527-2
Tensile Strength, Yield	29.0 MPa	4210 psi	ISO 527-2
Elongation at Break	49 %	49 %	ISO 527-2
Flexural Modulus	2.10 GPa	305 ksi	ISO 178
Izod Impact, Notched (ISO)	10.0 kJ/m²	4.76 ft-lb/in²	ISO 180/1A

Thermal Properties	Metric	English	Comments
CTE, linear	91.0 µm/m-°C @Temperature 20.0 °C	50.6 µin/in-°F @Temperature 68.0 °F
Deflection Temperature at 0.46 MPa (66 psi)	90.0 °C	194 °F	Annealed; ISO 75-2A
Vicat Softening Point	97.0 °C	207 °F	10N (T° increase = 50°C/h); ISO 306A50

Electrical Properties	Metric	English	Comments
Surface Resistivity per Square	>= 1.00e+13 ohm	>= 1.00e+13 ohm	ISO IEC93
Dielectric Strength	150 kV/mm	3810 kV/in

Processing Properties	Metric	English	Comments
Processing Temperature	<= 260 °C	<= 500 °F

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