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GPPS1540B

Technical Datasheet | Supplied by Tabriz Petrochemical Company

GPPS1540B by Tabriz Petrochemical Company is an easy flowing crystal, general purpose polystyrene (GPPS) grade with food contact approval. Designed for extrusion and injection molding applications. Suitable for improving extruder output and thermoforming cycle time when mixed with a super high impact polystyrene such as HIPS7240. Can be diluted with anionic styrene butadiene copolymer. GPPS1540B is recommended for packaging articles, petri-dishes, office equipments, pen barrels, crisper boxes for refrigerators, disposable cups and food containers.

GPPS1540B Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

11 g/10min

(200°C, 5kg)

ASTM D-1238

Styrene Residual Monomer

<500 ppm

CLGLABPSG004 (ATOFINA TEST METHOD)

Lower Explosion Limit

0.015 kg/m³

(for polymer dust < 63 μm)

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

70 °C

Drying Time

2 - 4 hrs

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GPPS1540B

GPPS1540B Properties

Physical Properties

GPPS1540B Processing Guidelines

Injection Molding Properties