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

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

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Product Description:

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:What kind of packaging bag does polysilicon use?
Disposable material into a double-layer polyethylene bag, and then packing bags into the packing box or packaging barrel. Block polysilicon packaging specifications are net 5000g or 10000g per bag.
Q:Duck sauce made of pure aluminum foil vacuum packaging bag or transparent plastic?
PET thin film / foil / nylon //PE thin film, it is best for the duck packaging, the longest period of hedging. Of course, there are some other place form, slightly reduce some costs, such as the PET// //PE aluminum foil film, but the effect was not as good as the former good bag, a bag to reduce the cost of not much, but the effect is significantly reduced, so it is recommended to use the former.
Q:What kind of material is the food packing bag in general?
Dry frozen goods, generally cooked with PET/PE., such as high temperature, it is generally nylon composite, CPP, or other composite.
Q:How about the material difference of food packaging bag?
The main contents of food packaging bags are: PVDC (poly partial two vinyl chloride), PE (polyethylene), PA (nylon), EVOH (ethylene / vinyl alcohol copolymer), aluminum film (aluminum +PE), etc.All kinds of materials have different properties and different uses. Generally, food packaging bags are not single materials, and they are usually multilayer compositeThe sausage casing is a single material, PVDC
Q:Why a lot of the packaging bag surface is silver foil?
The purpose of packing is to look good, because it is food, so it is also because of hygiene.
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 are the soft and hard sides of plastic bags? Material or process technology?
The quality of plastic packaging is determined by both the material and the process. The material is no better than the good one. But the hardness of plastic is not a decisive factor in determining the quality of plastic, mainly to see what the use of what needs to keep products
Q:What is the material of detergent bag?
Polypropylene English Name: Polypropylene, abbreviation: PP, commonly known as: 100 fold glue. Polypropylene is a representative of poly - alpha olefins, a thermoplastic resin made by the polymerization of propylene. Its monomer is propylene CH2=CH - CH3. According to the initiator and polymerization process, polypropylene can be divided into isotactic polypropylene and random polypropylene and syndiotactic polypropylene three configurations. Isotactic polypropylene is easy to form crystalline, high crystallinity reached more than 95%, the molecular weight of 8-15 million, giving it a good thermal and solvent resistance; atactic polypropylene at room temperature is white wax microstrip viscous a non crystalline, low molecular weight, in 3000-10000, the lack of irregular structure cohesion, application.
Q:Which kind of transparent vacuum packing bag 16 wire and 24 wire?
Suitable for your product packaging, like food packaging, of course, thin, see the product, electronic or hardware thick, anti puncture, of course, does not necessarily have to be very thick, suitable for good
Q:Can the meat with plastic packing bag be pressed directly with a pressure cooker?
Health performance indicators have two senses, toluene amine, evaporation residue (4% acetic acid), evaporation residue (n-hexane), evaporation residue (65% ethanol), Potassium Permanganate (water consumption), heavy metals (as Pb), decolorization, solvent residue, sterilization indicator.

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