Q:Do vacuum packing bags have to be vacuum packed?

Vacuum packaging bags and vacuum packaging machines are related. Vacuum packaging machine not only can complete vacuum extraction, but also can complete heat sealing packaging in vacuum, and ensure vacuum in vacuum bag can meet the requirement.

Q:What ink is the food packing bag printed on?

Because of this, benzene soluble chlorinated polypropylene ink has been gradually eliminated, and in Europe and other developed countries have gradually introduced or banned the use of benzene soluble chlorinated polypropylene ink laws and regulations.

Q:Should the food packaging bags be labeled with QS markers?

Hello, you me to answer the question: is not needed, packaging bag manufacturers is the right to own QS logo printing to the packaging bag on your package, the most is according to your request will be posted to the QS carton outside (i.e. certificate below). Your bag can only be printed with your QS logo, or not printed.

Q:What are the requirements of the mark on the cement packing bag?

Label on cement packing bagCommon C25, C30, C35, C40 label is the cement packaging machine packaging cement mark, specific what label, drawings will generally indicate, general use C25 on the line, the greater the strength higher.

Q:How do I remove the self-adhesive label affixed to the plastic bag?

Use the hair dryer to adjust the hot air to the label. When the label is heated, the glue will melt so that it can be torn off easily. This method is suitable for metal and plastic tools, characterized by quick.

Q:What kind of material is the express package on the market now? It's dark in the outer grey.

The materials used for express bags are generally HD-PE, which can be recycled and can be re packed into bags

Q:Why are some teas not vacuum packed?

Feng Xing packaging machinery factory experts explained that the main role of vacuum packaging machine is oxygen, moisture, high temperature fermentation, etc., in order to prevent the deterioration of tea. The principle is relatively simple, which is conducive to vacuum packaging machine to remove the air in the packaging bag, and then sealed, so that tea in a vacuum under the state, and absolutely isolated from the outside world.

Q:Is the packet in the food package a reducing agent or an oxidizing agent?

The small bag inside the food package is an antioxidant. Belongs to reducing agent.

Q:What is the material of detergent bag?

Most of these bags are made of PP, PE, OPP, BOPP plastic raw materials. In general, families rarely recycle, just waste or garbage.

Q:What kind of material is the urea packing bag made of?

Polypropylene (Polypropylene) is a semi crystalline thermoplastic (PP). With high impact resistance, strong mechanical properties, resistance to a variety of organic solvents and acid base corrosion.