To choose high-quality lunch bag Corrugated cardboard, you need to pay attention to the following aspects:
Material: High-quality lunch bag Corrugated cardboard is generally made of imported high-quality paper pulp, which has a soft feel and tough texture. Observe the color of the cardboard. High-quality cardboard is white and free of impurities. At the same time, a certain amount of pressure can be exerted on the cardboard. High-quality cardboard has a certain pressure resistance and is not easy to deform.
Appearance: A good lunch bag Corrugated cardboard has a smooth surface, no wrinkles, no damage, neat peaks, no peeling, firm adhesion, and no exposed corrugations. When purchasing, you can observe the sides of the cardboard. The sides of high-quality cardboard will not crack or peel.
Thickness: When choosing, pay attention to the thickness of the cardboard. Generally, the thickness of high-quality lunch bag Corrugated cardboard is about 4mm. Cardboard that is too thin is easily damaged, while cardboard that is too thick is heavy and difficult to transport.
Elasticity: High-quality lunch bag Corrugated cardboard has a certain degree of elasticity and can better maintain its shape when it is subjected to a certain amount of pressure and is not easily deformed.
Environmental protection: There are many environmentally friendly lunch bag Corrugated cardboard on the market now. This kind of cardboard can be recycled and reused after use and does not pollute the environment. When choosing, you can pay attention to whether the product has an environmental label.
Strength and load-bearing capacity: High-quality lunch bag Corrugated cardboard has high strength and load-bearing capacity. It can bear heavier items to a certain extent and is not easily crushed. Therefore, you need to pay attention to the load-bearing capacity of the cardboard when choosing.
Brand reputation: Choose lunch bag Corrugated cardboard from a well-known brand, and you can use it with more confidence. You can learn about the brand's quality and services by querying the brand's reputation, user reviews and other information.
Relevant certifications: Choose lunch bag Corrugated cardboard that has passed relevant certifications, such as ISO quality certification, etc., so you can use it with more confidence.
To sum up, when choosing high-quality lunch bag Corrugated cardboard, you need to pay attention to material, appearance, thickness, elasticity, environmental protection, strength and load-bearing capacity, brand reputation and related certifications. When purchasing, you can choose according to your own needs and actual situation. At the same time, you also need to pay attention to the storage and transportation methods of lunch bagCorrugated cardboard to avoid moisture and damage.
