How to save disposable double-walled paper cups and how to choose?

A double-layer paper cup is a paper container made by machining and gluing base paper (white cardboard) made of chemical wood pulp, and has a cup-shaped appearance. Corrugated cups for frozen foods are waxed and can be used to hold ice cream, jam and butter, among other things. The double-walled paper cups used for hot drinks are coated with plastic, which can withstand temperatures above 90°C and can even be filled with boiling water. Disposable paper cups are characterized by safety, hygiene, lightness and convenience. It can be used in public places, hotels, and restaurants, and is a disposable item. Everyone will use disposable paper cups, but do you know how to store it? When not in use, you can't just place it, hollow paper cups to tell you how to save disposable double-layer paper cups and how to choose.

1. How to store disposable double-layer paper cups.

1. The double-layer paper cup must be packed and cannot be scattered outside, as it will turn yellow and be damp.

2. The mouth of each bag of paper cups should be tightened, and the air should not leak, which will also make the corrugated paper cups yellow.

3. Disposable paper cups should be placed in a dry place to prevent moisture, and the carton should be glued well, and tape should not be used.

4. The general storage period of advertising paper cups is 1 to 2 years (the premise is to pack well), otherwise it is generally half a year.

2. How to choose disposable double-layer paper cups.

[One look] First of all, see whether the information marked on the package is complete, whether the production license number and QS logo are marked. Secondly, the printed pattern on the outside of a good Shenzhen paper cup has a clear outline, uniform color and luster, and no obvious color spots. There can be no printed pattern within 15mm of the mouth of the qualified paper cup and 10mm from the bottom of the cup body.

【Second Pressure】 Squeeze gently on both sides of the hollow paper cup, you can roughly know the quality of the cup. Generally, high-quality paper cups can be filled with water for 72 hours without leakage, while poor quality will seep water in half an hour.

【Three smells】 Smell the double-layer paper cup to see if there is a pungent smell, especially the smell of ink, or the smell of mold, the smell is relatively strong, generally do not buy.