1. Lightfastness The light resistance of the colorant directly affects the fading of the product. For outdoor products exposed to strong light, the light resistance (light fastness) level of the colorant used is an important indicator. The light resi...
1. Realize the four-color printing of the bottle cap: In people's impression, the printing on the surface of plastic bottle caps is generally done by pad printing, and most of them are simple words and color blocks, and the colors are relatively mono...
Plastic anti-theft bottle caps are the common packaging form of bottle packaging at present, especially in the field of beverages. Generally, polyolefin is used as the main raw material, which is processed by injection molding, hot pressing and other...
With the continuous enhancement of people's awareness of environmental protection, plastic bottle manufacturers consume a lot of water in the production of plastic bottles, and the voice of boycotting bottled water has been heard recently, especially...
The working conditions of plastic molds are different from those of cold stamping dies. Generally, they must work at 150°C-200°C. In addition to a certain pressure, they must also be affected by temperature. According to the different use conditions ...
Plastic bottles have certain processing and production methods. The processing methods mainly include extrusion, injection molding, calendering, blow molding, molding, lamination, casting and many other methods. The plastic bottle is processed by blo...
Packaging materials refer to materials used in the manufacture of packaging containers, packaging and decoration, packaging printing, packaging and transportation, etc. to meet product packaging requirements, including metal, plastic, glass, ceramics...
With the increasing proportion of plastic packaging in the packaging industry, new types of plastic packaging materials are constantly emerging. At present, in terms of its production scale, the production of plastic packaging materials in my country...
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