Quality specification for stretch film

What are the quality specifications of the stretch film? For the products to be packaged, the stretch film can play the role of moistureproof, dustproof, etc. They can be packaged together to avoid product clutter, so for the sake of safety, we also An in-depth understanding of the general usage standards for the product is required.

 

Stretch film is mainly used for packaging, which can achieve the effect of dustproof and moistureproof and protect the product. It has a variety of excellent properties because, during production, its material and production technology are all with a guarantee.

 

1. Excessively reducing the surface folds at both ends and the white pressed lines at both ends will lead to poor quality of the stretch film.

 

2. If the cutting is not flat, it cannot be shipped as a finished product for a long time, including when shipping, both ends should be flat, and the edge material should be cut flat, not more here and less there.

 

3. It cannot be extended on the one hand and short on the other. The specification for the blank space on both sides is about 1 cm, and the paper tubes should be aligned.

 

4. The inferior stretch film will cause the customer to break it as soon as it is pulled. When packing, you need to pay attention to it, and no collision will occur. Otherwise, the stretched film will be damaged, as long as there is minor damage, it will affect the overall quality of the stretched film, and there can be no burrs.

 

5. The die head should be cleaned without black impurities, and no charred plastic should fall into it. If it is found, it must be removed immediately.

 

When there is a problem with the stretch film, we must first check whether there is a problem with our production method or which production links have problems. If the quality of the stretch film is not guaranteed, the quality will be significantly reduced.