Plastic boxes are very common in life, and many office workers feel that takeout is unhygienic, and they will have the habit of taking lunch. In order to avoid eating cold food and hurting the stomach, it is necessary to heat the meals prepared in the morning in the microwave. So can all plastic boxes be heated in a microwave oven? Of course not. Many plastic boxes are toxic in a microwave oven. The following editor will tell you which plastic boxes can be used for microwave heating.
Which plastic boxes can be used for microwave heating?
Many people may not have paid attention to the numbers under the plastic lunch box, and even less about whether it is suitable for heating. It is found that the plastic lunch box will be placed in the microwave to heat it. This is undoubtedly wrong. You must remember The plastic lunch box marked 5 is suitable for heating.
Under the plastic lunch box marked 5, there will be PP English letters, which indicates the properties of plastic and belongs to polypropylene. The plastic lunch box of this material can be used repeatedly, and its high temperature resistance is strong, so it can be washed and used repeatedly.
It should be noted that the plastic lunch box marked 5 must be removed when the food is hot. This is because the plastic lunch box and the lid may not be made of the same material. If they are made of No. 1 PE This kind of material will deform at 70 degrees. If the temperature is higher, it may cause the harmful substances to dissolve out, which is undoubtedly very dangerous.
In summary, not any plastic box can be heated, only the plastic lunch box marked with the number 5 can be heated with confidence, and when it is heated in a microwave oven, it is best to remove the lid and then heat it. Do you understand Where ?如果你需要PVC透明包装盒子,transparent folding box, plastic box, you can directly contact Zhejiang Xianghong Plastic Products.