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SH731

Technical Datasheet | Supplied by Supreme Petrochem

SH731 by Supreme Petrochem is a recyclable, high impact polystyrene (HIPS) grade. Exhibits medium flow, excellent formability and low temperature toughness. Designed for profile extrusion, thermoforming and injection molding applications. Recommended for food & non-food packaging, plates, dishes, disposable cups and deep drawn thermoformed containers. Other applications include audio, video cabinets, business machines and ball pen toys. SH731 complies with FDA 21 CFR 177.1640 and meets ISO 9001, ISO 14001 and ISO TS16949 standards.

SH731 Properties

Thermal Properties

Value & Unit

Test Condition

Test Method

Vicat Softening Temperature

102 °C

(At 120°C/hr, 1 kg)

ASTM D1525

Heat Deflection Temperature (HDT), Unannealed

82 °C

(At 23°C, 1.8 MPa)

ASTM D648

Extrusion/Injection Molding Properties

Value & Unit

Test Condition

Test Method

Melt Temperature

180 - 260 °C

Mold Temperature

40 - 60 °C

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SH731

SH731 Properties

Thermal Properties

SH731 Processing Guidelines

Extrusion/Injection Molding Properties