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CEPT demonstrates excellent heat resistance. The 0.50 - 0.75mm * 610mm CPET hard sheet exhibits favorable heat forming and vacuum forming properties, and the tray is robust and stable, capable of withstanding a temperature of 220°C for 45 minutes without deformation. It is suitable for packaging food that is heated in a microwave or oven and is widely employed in the field of food packaging. Since CPET has cold resistance and can tolerate temperatures as low as -40°C, it can be used for packaging frozen food.

Clear PET thermoforming sheet film is a popular choice among manufacturers due to its many advantages.