General Purpose Polystyrene (GPPS) is a transparent, brittle thermoplastic produced by polymerizing styrene monomers. It is known for its excellent clarity, ease of processing, and low cost, making it widely used in disposable and packaging applications.General Purpose Polystyrene (GPPS) is a transparent, brittle thermoplastic produced by polymerizing styrene monomers. It is known for its excellent clarity, ease of processing, and low cost, making it widely used in disposable and packaging applications.
• Packaging: Trays, lids, cups, and clamshell containers for food and consumer goods.
• Disposable products: Cutlery, cups, test tubes, and low
• cost items.
• Household: Transparent containers, boxes, and casings.
• Advertising: Signage, displays, and point
• of
• sale materials.
• Medical: Single
• use diagnostic components and labware.
• High clarity: Offers excellent transparency for visual applications.
• Easy processing: Suitable for injection molding, extrusion, and thermoforming.
• Lightweight: Reduces material and transportation costs.
• Economical: One of the most affordable plastics for large
• scale production.
• Printable and paintable: Surface allows for decoration and labeling
• Brittle: Susceptible to cracking under impact or mechanical stress.
• Poor chemical resistance: Sensitive to solvents like acetone and oils.
• Limited thermal resistance: Deforms at temperatures above 90–100 °C.
• Poor UV stability: Yellows and degrades under sun exposure without additives.
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