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The introduction of composite flexible packaging material
The composite flexible packaging can be divided into: printing film, composite film, and inner film Printing film: BOPET, BOPP, MOPP, BOPA, PETAL Composite film: KARFT, AL, BOPA, VMPET Heat sealing film: LDPE, HDPE, CPP, RCPP Classified by composite function: Reinforced composite...Read more -
How to use vacuum bags correctly
Vacuum packaging bag are really popular in our daily life, and these vacuum packaging bag are generally used in the place that sell the cooked food. Now, there are so many kinds of brands on the market, and we must choose the good material and good sealing effect to use. The vacuum bag can ke...Read more -
The advantage of aluminum foil pouch
The manufacturer of pure aluminum foil bags- Henan Baolai Packaging Co.,Ltd has thoroughly researched the quality issues such as the material, layered, and air bubbles of multi-pure aluminum bags.Therefore, the pure aluminum bags we produce are of good quality and cost-effective with the effort o...Read more -
What properties of the stand up pouch for jam packaging should be focus on
(1) Barrier. Barrier ability to oxygen in the environment. If the barrier property of the packaging material is poor, the oxygen transmission is low. Then the oxygen in the environment penetrates into the packaging will bee more, the jam is prone to mold and the bag will rise because of the large...Read more -
The difference between LDPE and HDPE
LDPE is low density polyethylene, which is a plastic material. HDPE is high-density polyethylene, a highly crystalline, non-polar thermoplastic resin. The appearance difference between LDPE and HDPE: HDPE is generally opaque, and after biting with teeth, white stubble marks will appear at ...Read more -
How to choose the suitable packaging bag
People closely follow the peace of the times and have their own views and aesthetic on the shopping , food and clothing. The important reason of choose any things is beauty and elegant. And there are very strict requirements for the packaging bags. Good packaging bag will be loved by most custome...Read more -
The difference between compound bag and singlee layer bag
The multi-layer composite or composite aluminum foil bag refers to the packaging material formed by the composite of two or more layers of films, which can be not only plastic films, but also aluminum foil metal materials, and paper, etc. The essential difference between the composite bag ...Read more -
soilless cultication of fruit and vagetables- plastic planting bags
Many greenhouse have been replaced by soilless cultivation mode to plant fruits and vegetables, which not onlu saves labor, but also solves the problem of soil salinization. Some farmers see that we use plastic planting bags as planting troughs, and ask why we use non-woven bags? Isn’t it b...Read more -
Why you should choose Polaris Packaging
We are a flexible packaging factory located in Zhengzhou, China with 16 years of production experience in China. Our foreign trade department started two years. In the past two years, we have established two foreign trade departments , accumulated 500 customers and established long-term friendly ...Read more -
What is the one-way valve on the coffee bag for ?
When we purchase the coffee bag, there is a valve on the pouch named one-way valve. The one-way valve can be understood as a small valve that can be opened outwards. And the carbon dioxide in the bean bag can be removed, but the oxygen from the outside cannot enter. So as to discharge carb...Read more -
How to choose the right tea packaging bag
The quality of the tea bags determines the quality of tea leaves, and there are many parts that affect the quality of the tea packaging bag. When we choose the tea bags, we only need to observe the quality of tea bag from these points, and basically can filter out better tea bags. What to pay att...Read more -
THE FAQ OF RETORT POUCH
RETORT BAG Q1: How many days is your delivery time? A1: 10-15 days within 2500,000 pcs. Q2: Can you send me samples before the formal order? A2: Of course, we will try our best to find samples for you as much as possible to test the quality. Q3: How can I seal it ? A3: Heating sealing is...Read more