What are the commonly used materials for injection molding
In injection molding, the following materials are commonly used: 1. Polystyrene (PS). Commonly known as hard glue, it is a colorless, transparent and glossy granular polystyrene with the following properties: a. Good optical performance b. Excellent electrical performance c. Easy to form and process d. Good coloring performance e. The biggest disadvantage is brittleness f. Low heat-resistant temperature (maximum use temperature 60 ~ 80 ℃) g. Poor acid resistance 2. Polypropylene (PP). It is a colorless, transparent or glossy granular material, referred to as PP, commonly known as hundred fold …
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