opp card bag

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10000.00000 PCS/month

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Can be customized
1. According to customer design requirements, printing 1 ~ 9 color on the bag, copperplate printing.

2. Bag composite materials can be divided into: PET outside the OPP. Matte film. Nylon

PET aluminum plating in the middle. CPP aluminum plating. Pure aluminium. Paper. Pearly membrane

In PE. CPP

Shrinkable film PVC, PET

Customers can choose materials according to their own product packaging requirements.

3. The bag type can be divided into: 3-side. The sealing bag. Organ bag. Zipper bag. Erect bag. Zipper bag. Bag mouth. Heterotypic bag. Card bag. Shrinkable film, etc.

4. Features: shading. Sealing strong. High-grade beautiful. Leakproof. High temperature resistant. Antistatic, etc


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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:How many kinds of packing bags are there in the packaged foods?
The material is generally PE and PP.Compared with non food packaging, it does not contain plastic additives, and will not release toxic substances during use. For example, the more severe plasticizer in the front can cause cancer, and is used in PVC packaging. PVC used in the past, but because of its insecurity, it is now being gradually replaced by PE plastic wrap.
Q:What is the difference between package material PETAL and VMPET?
Packing material:PETAL represents the PET film composite pure aluminum sheet material. Packaging industry called aluminum foil filmVMPET represents an aluminized PET film, which is a high temperature vacuum in which the high purity metal aluminum is uniformly applied to the plastic film. The packaging industry is called aluminized film.
Q:Can food wrap be heated in a microwave oven?
There are two sides to consider1. sealed pockets are heated in a microwave oven, and the pressure in the bag is too large to explode! There are all the instructions on the microwave (as well as the eggs, and a hole). The microwave food I eat is also packed in plastic bags, but there's always room for gas2. material of packing bagGeneral contact with food bags, requirements are made of polyethylene (non-toxic, burning candles oil smell), general temperature 130 degrees, this pocket no problem (including the regular supermarket to buy plastic wrap and plastic wrap)However, there are a lot of cheap pocket (for example in the market and vest bag, supermarket cashier for plastic bags) are made of PVC, and can not contact with recycled plastic food; do not to mention (characteristics: cheap, taste, burning acrid smell)And, if it's made of polyethylene, don't heat it up with high oil food
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.
Q:Dried fish vacuum packaging packing bag can not puncture
Anti piercing vacuum packaging bags, first of all, choose the material of the bag to have toughness, followed by the thickness of the bag
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:What material should be used for transparent packing bags? How many cents do you want?
PVC products for packaging containers, mainly for a variety of film and film. PVC containers mainly produce mineral water, drinks and cosmetics bottles, as well as packaging for refined oils. The PVC film can be used in CO extrusion with other polymers to produce low cost laminates and transparent articles with good barrier properties. PVC film can also be used for stretch or heat shrink packaging, used for packaging mattresses, cloth, toys and industrial goods.
Q:What's the difference between plastic packaging bags and clothing bags?
Clothing bags and plastic bags are just a general term for packaged products. Bags can also be made in various forms, so the machines are different,
Q:What is the material for edible fungus stick packing bag?
HDPE bags, which are not high temperature resistant, can be sterilized at 104 degrees. Over this temperature, the contamination rate of pathogens will be increased.

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