1. Material characteristics of PP blister tray
The material of PP blister tray has good softness and toughness, environmental protection and non-toxicity, relatively high temperature resistance, poor plasticity, difficulty in blistering, lack of luster on the surface, and a dull color. It is also suitable for blister tray packaging of high cold-resistant frozen foods, such as ice cream blister tray boxes, glutinous rice ball blister tray boxes, etc.
Sensory identification of PP blister tray: This product is white and transparent, compared with LDPE, it has higher transparency, and there is a sound when rubbing.
Burning identification of PP blister tray: when burning, the flame is yellow at the top and blue at the bottom, smells like oil, melts and drips, and there is no black smoke when burning.
2. Material characteristics of PET blister tray
This blister tray material is an environmentally friendly material with good hardness, strong transparency and bright surface.
Sensory identification of PET blister tray: This product is white and transparent, hard to the touch, and makes a sound when rubbed. It looks like PP blister tray.
Combustion identification of PET blister tray: There is black smoke when burning, and the flame has flashover phenomenon. After burning, the surface of the material is black carbonized. Finger rubs the black carbonized product after burning, and the carbonized product is in the form of powder.
3. Material characteristics of PVC blister tray
It is one of the most widely used materials for blister tray packaging. It is moderately priced, strong in toughness, and good in shape. It will become brittle and easy to break when it encounters low temperature weather. It can be widely used in blister tray packaging for toys, food blister trays, electronic product blister trays, pharmaceutical blister trays, electrical appliances blister trays, gift blister trays, cosmetics blister trays, stationery blister trays, etc. .
Sensory identification of blister tray: the appearance is very similar to EVA but elastic.
Blister tray burning identification: black smoke is emitted when burning, and it goes out immediately after leaving the fire. The burning surface is black, and there is no melting dripping phenomenon.
