Today, plastic containers have become an integral part […]
Today, plastic containers have become an integral part of our production and life. It has deeply integrated into our lives. It is widely used in large fields such as food, medicine and chemicals. For us, what principles do we need to grasp when selecting containers?
1. No matter what plastic bottle is selected, it must meet the requirements of non-toxic and odorless. Due to the wide variety of available main materials, it is necessary to choose the comprehensive properties of the raw materials. Generally, the tablet is made of high-density poly. Ethylene, polypropylene bottles, if you need transparency can choose polyester bottles, if you need more barrier performance, and light, opaque.
2. Quality Assurance System. Auditing suppliers has become an essential part of purchasing plastic bottles. Through the audit, a comprehensive and correct assessment of the integrated level of the software and hardware facilities, technical equipment, and quality of the production plant can be made.
3. Bottle body and cap sealing, water vapor permeability. Sealing properties and water vapour permeability are two important technical indicators of plastic bottles. They play an important role in the stability of the products being packaged.
In addition, when selecting a specific plastic container, it is necessary to pay attention to the timely inspection of the product or packaging QS sign to see if the bottle wall is transparent, pure, generally poor quality plastic products washed dirty, sticky hair astringent. And try not to choose more colorful containers, add color may be to cover the harmful impurities in recycled plastic or industrial grade raw materials.