25kg high quality Pp kraft paper valve bag for packing food

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10000 pc
Supply Capability:
200000 pc/month

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Specifications

1.Pp kraft paper bag is eco-friendly 
2.Best quality, one by one inspecti 
3.Factory direct offer

 

 

Competitive price with excellent quality 



Certifications:

 

1).ISO9001:2008,Quality Mangement System Standard;

2).ISO14001:2004,Environment Mangement System Standard;

3).GB/T 28001-2001,Occupational Health And Safety Mangement System Certification;

4).Standard Qualified Certificate;

5).Certificate of Approval for enterprises With Foreign Trade Rights

6).Certificate Approval For Export Packing


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Q:Plastic packing bag printing color
A few silk thickness, a trace is 0.01mm, the more thick material, certainly the higher the price, so in ensuring the strength of your plastic bag, with thin point more money.
Q:Why are some teas not vacuum packed?
In order to ensure the quality of tea and pure taste, natural, free from external conditions, but also in order to enhance the image of tea, enhance the value of goods, the exquisite packaging of tea is the trend of the times. These unsuitable vacuum packed tea, such as green tea and Longjing, tend to be easily squeezed and packed and can be packed in vacuum packed with nitrogen. Brick tea packaging paper bag packaging form form West Lake Longjing Tea vacuum tea vacuum packing inflatable packaging is a mixture of gases in vacuum and then filled with nitrogen, carbon dioxide and other two or three kinds of single gas or gas. Nitrogen is an inert gas with a density close to the air. It acts as a filling, keeping positive pressure in the bag and protecting the leaves from crushing by atmospheric pressure. Carbon dioxide can make tea into sleep, and maintain the quality of tea.
Q:Three layer coextrusion material for packaging bags
At present, there are mainly two kinds of non PVC multilayer coextrusion infusion membrane: three layer structure and five layer structure.The performance of the layers of the three co extruded films for outer: block air, good printing performance; the middle layer with water resistance and anti permeability and elasticity; inner: non-toxic, good heat sealing and elasticity, and the solution has good compatibility.
Q:What are the characteristics of a good package?
This mainly refers to the packaging can perfectly protect and preserve the goods in the design of material selection, structure, can effectively cooperate with transportation storage loading and unloading circulation operation; enable consumers to use the goods, carrying and preservation is more convenient. In addition, whether the packaging material will cause pollution to the environment, and whether recycling is also very important. Packaging industry is a scientific and systematic project, and the packaging design must take into account the scientific aspects of each link, which also reflects the combination of art and science characteristics.
Q:What are the types of composite packaging bags?
Folding general transport packing bagA package of bags weighing 0.5-100 kilograms, mostly woven from plant fibers or synthetic resin fibers, or a multi layer material package made of several flexible materials. For example, straw bags, bags and other cement sacks. - mainly packaging powders, granules, and individual small items.
Q:Can aluminum packaging bags be recycled?
This separation technique is still under study, and no practical solutions are reported.
Q:The package specifications are 9 multiplied by 14 plus 3. How big is it?
Now the standard of living has improved, basically vacuum packed bags. This will improve the product's shelf life, preservation time is longer, more conducive to product sales.
Q:What material is the packing bag for pure milk, please?
W1l203 (station contact TA) should be food grade polyethylene, safe, easy to tear learn1986 (station contact TA), aluminum foil and polyethylene plastic film and paper interaction combined into polyethylene aluminum plastic composite packaging materials.
Q:What material is the vacuum packing bag?
Vacuum packaging is a general term for flexible packaging composite membrane products. If the temperature is different, there will be a lot of division: there is less than 100 bactericidal, and some need 100 degrees of sterilization, and 121 degrees and 135 degrees.
Q:Do vacuum packing bags have to be vacuum packed?
To be exact, vacuum packing bags must have vacuum packaging machines to complete vacuum packaging. If you want to use vacuum packaging bags for non vacuum packaging (i.e. ordinary packing), you can also use them.

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