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GPPS

Material Type: Plastic
Material Name: General Purpose Polystyrene (GPPS)
Process Compatibility: CNC Machining, Injection Molding, Extrusion
Polystyrene（聚苯乙烯）
GPPS
Description
GPPS is a transparent, rigid, and brittle plastic widely used in applications requiring clarity and dimensional stability. It is economical and easy to process, but has low impact resistance compared to modified grades.

Introduction to GPPS

What
General Purpose Polystyrene (GPPS) is a homopolymer derived from styrene monomers.
It is lightweight, transparent, and has good dimensional accuracy, but it is inherently brittle and offers limited chemical resistance.
Advantages
High clarity and surface gloss
Good dimensional stability
Lightweight and easy to process
Cost-effective for mass production
 
Applications
Food packaging and disposable containers
Laboratory equipment and Petri dishes
Transparent cases such as CD/DVD boxes
Display items and low-load mechanical parts
 

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