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vicat softening point of polypropylene
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The Vicat softening point is a measure of when a plastic or polymer begins to soften under a specified load and temperature conditions. For polypropylene (PP), this softening point generally falls within the range of 150°C to 160°C. This characteristic is crucial for understanding PP's thermal properties, particularly in applications where heat resistance is important. The Vicat softening point reflects the temperature at which polypropylene starts to lose its shape under a load, providing insight into its performance in environments that may reach these temperatures. Polypropylene is known for its excellent chemical resistance, low moisture absorption, and toughness, but its use at temperatures above its Vicat softening point requires careful consideration to avoid deformation or failure in the application.
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