PRODUCTS ——
Main Product Series
Sino-German Packaging is a flexible packaging company specializing in R&D, film blowing, printing, laminating, slitting, and bag making.
CASES ——
Boutique Case Show
Our products involve industries such as food, daily chemicals, medical equipment, pesticides and fertilizers, personal care, electronic components, etc.
NEWS ——
News & Information
What are the materials of plastic bags?
Polyethylene (PE), referred to as PE. It is a high-molecular organic compound formed by addition polymerization of ethylene. Polyethylene is recognized as a good material in contact with food in the world. It is non-toxic, tasteless and odorless, and meets food packaging hygiene standards. Polyethylene film, light and transparent, has the properties of moisture resistance, oxygen resistance, acid resistance, alkali resistance, general air tightness, and excellent heat sealability. Known as the "flower of plastic". It is the most important and most important material for plastic packaging printing.
With the development of society and the continuous improvement of the economy, people have a new understanding of the concept of green plastics. While Shanghai Ruiyue Plastic Products Co., Ltd. is constantly improving its existing products, it is also actively working to develop new green Environmentally friendly plastics are actively responding to the country's call to recycle waste plastics as much as possible to make other garbage bag products.
The testing of flexible packaging should not be ignored either
Flexible packaging occupies an important position in food packaging. As the Chinese government pays more and more attention to food safety, food terminal companies have higher and higher requirements for packaging quality, which makes flexible packaging companies have to treat them before they leave the factory. Carry out systematic and comprehensive testing to ensure the yield rate and maintain corporate reputation. However, most domestic flexible packaging companies only perform inspections on items that end customers care about, which is very unfavorable for the expansion of new customers. The author has been engaged in the quality inspection of packaging plastic films and bags for many years. Now, in conjunction with GB/T 10004-2008 "Plastic Composite Films and Bags for Packaging Dry Compounding, Extrusion Compounding", from the test precautions to the control of key inspection items, Make a systematic analysis to provide references for flexible packaging companies to understand product performance and master product quality.







