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:Why are some teas not vacuum packed?

Some tea leaves are not allowed to be packed in vacuum, such as crunchy and fragile tea leaves, easily caking tea leaves, easily deformed tea leaves, sharp edges and corners or higher hardness, and will puncture the tea bags and so on. For example, Yunnan tea, are generally made of tea or tea brick, covering the surface of a layer of paper for simple packaging.

Q:What are the types of composite packaging bags?

Folding containerA large volume of transport package, the weight of more than 1 tons. The top of the container is usually equipped with metal hangers or rings, which is convenient for lifting and transporting of forklifts or cranes. When discharging, it is possible to open the discharge port at the bottom of the bag and unload the cargo conveniently. Suitable for shipment of granular or powdery articles.Container bags are usually made of polyester fibers such as polypropylene and polyethylene. Because the container loading and unloading of goods, transportation is very convenient, improve handling efficiency, in recent years made shoes soon.

Q:What's bread packing? Polyethylene film, waterproof cellophane, etc.

The utility model has the advantages that can be repeatedly used, easy to get a longer shelf life of bread to marry, and don't need strapping, can take the heat sealing with metal or plastic coated Sizha live bag, bag packaging has knot with polypropylene plastic bags of bread.

Q:What material is the surface of the packing bag such as instant noodles, pickled mustard tuber, small bread and so on? Why should we add this layer?

First, it is easy to heat seal, otherwise only aluminum foil can not be sealed;Two, high barrier plastic film preservation effect is also very good, can increase its number of layers, reduce aluminum foil thickness, thereby reducing costs

Q:How are food bags made out?

The layout of printing: in food packaging printing machine is prepared with coated, and then printing according to the first layer material food company confirmed, as a food packaging bag is usually composed of three layers compounded. Printing requires printing only one layer of the surface. Printed with design renderings have no difference. Dongguan Yu packing is a nine color full automatic computer controlled printing press. The printing effect is comparable to that of the poster.

Q:How about the material difference of food packaging bag?

Reason: PE has better heat sealing property, which is easy to sealPA has better printability and is used in the outer layer to print beautiful picturesPVDC EVOH, good separation performance, prevent oxidation. The film closed light is good, not easy to see the light of the product is appropriate.Specific more professional, no longer introduce one by one

Q:Can aluminum packaging bags be recycled?

Pure aluminum foil packaging: such as barbecue foil, baked aluminum foil, fast food aluminum box (air fast food), because users scattered, recycling is difficult, there is no recycling reports.

Q:How do you determine the 210mm*300mm package and determine its version and length?

Usually 1 meters, or 1 meters, 2 of the lengthWidth 300,3, leave 40 margin, roll on the design length of 940, version 420 weeks, diameter 133.75

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

Polyethylene (polyethylene, referred to as PE) is a thermoplastic resin made by polymerization of ethylene. Polyethylene odorless, non-toxic, feel waxy, with excellent low-temperature resistance, good chemical stability, resistance to most acid and base corrosion.