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FAQ

What products need plastic packing bags?
Plastic packaging is almost everywhere.
What are the requirements of the mark on the cement packing bag?
Cement gradeCement is divided into strength grade: 1, Portland cement strength grade is divided into 42.5, 42.5R, 52.5, 52.5R, 62.5, 62.5R six levels. 2, ordinary portland cement strength grade is divided into 42.5, 42.5R, 52.5, 52.5R four grades.3. The strength grades of slag Portland cement, volcanic ash Portland cement, fly ash Portland cement and composite Portland cement are divided into 32.5 grades: six, 32.5R, 42.5, 42.5R, 52.5 and 52.5R.
What is the difference between package material PETAL and VMPET?
What is the difference between PETAL and VMPET performance?:PETAL material with high barrier, sealing, incense retention, shielding and other functionsVMPET material has higher decoration.
What are the requirements of the gas in the package?
For example, some fruits, vegetables, air conditioning packaging, as well as cold meat also have the atmosphere of the tune (20% carbon dioxide, 80% oxygen), low temperature, preservation for about a week, to maintain fresh meat color, prevent browning!
How are food bags made out?
Packaging design: This is based on the requirements of the food company to design the layout of the food packaging bag, that is, the pattern of food packaging bags. A good design layout of food packaging bags can improve the sales of products. After all, the first eye is still very important. This pattern is generally designed by the food company and then given to the manufacturer of the bags.
Can aluminum packaging bags be recycled?
This separation technique is still under study, and no practical solutions are reported.
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.
What kind of packaging bag does polysilicon use?
Polysilicon shall be packed in a clean polyethylene packing bag and sealed;