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Grand Pacific Petrochemicals PS-316

High flow, good balance of impact and thermal properties. UL94HB recognition and in compliance with FDA 21 CFR 177.1640.

Polymer Name: General Purpose Polystyrene (GPPS), High Impact Polystyrene (HIPS)

Processing Methods: Injection Molding

Technical Data Sheet
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Properties

Color
Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Rockwell Hardness (23℃)68Scale RD-785
Drying Temperature80 - 90(℃)
Flexural Modulus (15mm/min. 1/8''×1''×4'')20500Kgf/cm2D-790
Flexural Strength (15mm/min. 1/8''×1''×4'')480Kgf/cm2D-790
Heat Deflection Temperature (Unannealed 18.6kg/cm2 (264 PSI) 1/2''×1/2''×5'')80D-648
Injection Temperature160 - 240
Izod Impact Strength (Notched 1/4)7Kgf-cm/cm.D-256
Izod Impact Strength (Notched 1/8)7Kgf-cm/cm.D-256
Melting Flow Rate (200℃/ 5㎏)8g/10min.D-1238
Melting Flow Rate (220℃/10㎏)25g/10min.ISO-1133
Mould Temperature35 - 65
Specific Gravity1.05D-792
Tensile Strength (50mm/min. 1/8''thickness)290Kgf/cm2D-638
UL Flame Class Rating (File No. E88637) (C-UL CSA LS 103112)HBUL-94

Regulatory & Compliance

Certifications & Compliance