7 all sorts of food special plastic raw materials
plastic bags, according to the raw materials can be divided into food special plastic bags and plastic bags, we can from the raw material has a non-toxic, without harm to human body to the analysis conclusion. PE bag, PVC bag, OPP plastic bags and other performance advantages of raw materials can also refer to this article. The following recommended several kinds of food special plastic raw materials.
a, PET. PET plastic is often used to make plastic bottles, bottles and other products, and people often buy plastic water bottles, carbonated beverage bottle is PET packaging products, belongs to food grade plastic. * hazard: PET is only suitable for the room temperature or cold drink, is not suitable for the hot food, if the temperature is overheat, bottles of releasing toxic substances may cause cancer. If PET bottle to use time is too long will be automatically releasing toxic substances, so the plastic bottles after use immediately without losing, not used for long time with other food, lest affect health.
2, PP. PP plastic is one of the very common plastic, can be made into any food with plastic packaging, such as food special plastic bags, plastic boxes, food through a straw, plastic parts, etc. , used for food * non-toxic and low temperature resistant, high temperature resistant performance is good, PP plastic is * can be put into the microwave, and have high strength and folding resistance ( 50000 times) ，- 20 ℃ under falling won't damaged.
three, HDPE. Commonly known as high density polyethylene HDPE plastic and are characterized by the use of high temperature, the hardness, mechanical strength and good chemical resistance. Belongs to the non-toxic material, often used in food made of plastic container. * hazard: made of HDPE plastic containers has the characteristic of not easy to clean, so it is not recommended to recycle. * don't put in the microwave.
4, LDPE. LDPE plastic commonly known as low density polyethylene, made of it products with non-toxic, tasteless, odourless, matte surface characteristics. Commonly used in food with plastic parts, food packaging composite membrane, food plastic wrap, medicine, pharmaceutical plastic packaging, etc. * hazard: LDPE heat resistance is not strong, usually temperature over 110 ℃ hot melt phenomenon will occur. Don't heat food, such as: household food plastic wrap and avoid the oils and fats in food easily dissolve harmful substances in cling film.
Nowadays, it is very common for us to utilise in aluminum foil paper manufacturers. And the quality of is decisive to production efficiency.
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