What are the heat treatment methods of heat shrinkable film packaging? When heat shrinkable film is used, for the problem of heat treatment methods, as a shrink film manufacturer, let's learn it together!

1. Heat shrinkable film is qualified only if it can keep stable posture under high temperature.

Heat shrinkable film packaging

2. A good heat shrinkable film needs to pass the test of 500 ℃ high temperature. Let it carry out packaging work under different temperatures to check whether it dissolves. If there is any, it will prove that the quality of the heat shrinkable film is not up to standard. If everything is normal, the heat shrinkable film can be put into use.

3. Test packaging of heat shrinkable film at different temperatures. If the packaging is normal and no package is not firm, the heat treatment of heat shrinkable film is qualified.