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Polyrex® PH-88S

Sold by Chi Mei Corporation
Polymer Name: High Impact Polystyrene (HIPS)
Processing Methods: Extrusion
Melt Flow Index: 2.6 g/10 min
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Identification & Functionality

Plastics & Elastomers Functions
Technologies

Polyrex® PH-88S Features & Benefits

Materials Features

Applications & Uses

Markets
Consumer Goods
Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods

Properties

Flame Rating
Physical Form
Flame Rating
UL 94 HB
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength23.5MPaASTM D 638
Stress at break24MPaISO 527
Yield stress25MPaISO 527
Flexural Strength35.2MPaASTM D790
Flexural modulus, 23°1400MPaISO 178
Flexural Modulus1793MPaASTM D 790
Charpy notched impact strength (+23°)14kJ/m2ISO 179/1eA
Izod Impact notched (1/8 in)123J/mASTM D 256
Izod notched impact strength, +23°13kJ/m2ISO 180/1A
Izod Impact notched (1/4 in)108J/mASTM D 256
Ball indentation hardness76MPaISO 2039-1
Rockwell Hardness75Scale LASTM D 785
Physical Properties
ValueUnitsTest Method / Conditions
Melt Flow Index - MFI (200°C/0.5 kg)2.6g/10 minASTM D 1238
Melt Volume Flow Rate - MVR (200°C/0.5 kg)3cm3/10 minISO 1133
Density1050kg/m3ISO 1183
Thermal Properties
ValueUnitsTest Method / Conditions
Temperature of deflection under load (1.80 Mpa)77°CISO 75-1/-2
Thickness tested1.5mm-
Vicat Temperature100°CASTM D 1525
Vicat softening temperature100°CISO 306
Burning Behavior at 1.5 mm nominal thicknessHBclassIEC 60695-11-10
Flammability
ValueUnitsTest Method / Conditions
Flame ratingHB-UL 94

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Polyrex® PH-88S
Chi Mei Corporation