Among many packaging plastic bottles, plastic bottles are the most widely used packaging containers, which are widely used in packaging in various industries. The reason why plastic bottles are widely used is that it has a series of advantages such as light weight, sturdiness and durability, good barrier properties, easy molding, variable shapes, and low cost, and it has a very strong competitiveness in the packaging industry.
When manufacturers design plastic bottles, they must meet the following conditions:
1. Plastic bottles must have the function of protecting the contents, and plastic bottles can be moisture-proof, waterproof, dust-proof and anti-corrosion. Barrier to external dust, water and other liquid substances; prevent packaging from being polluted and corroded; prevent UV penetration, adapt to changes in ambient temperature, and protect packaging from sunlight and UV damage.
2. The plastic bottle must have the function of bearing external force, it can adapt to a variety of transportation methods and warehouse storage methods, and protect the contents from damage.
3. The plastic bottle makes the product have the display function. The plastic bottle can display the display function of the product through the beautiful shape, bright color, smooth surface and transparency. Attract customers and stimulate their desire to buy.
4. The plastic bottle should have the function of being easy to use. The design of the bottle mouth of the plastic bottle should consider the convenience of opening, and it can be opened and closed multiple times, and it should be convenient to pour the contents. Sputtering injuries cannot be produced. When designing products, other functions can be added to the sealer: such as anti-counterfeiting, anti-theft, anti-clogging, spraying, etc.