Q:How many kinds of packing bags are there in the packaged foods?

You ask about food plastic packaging, it is generally packaged with composite bags, composite materials, polyethylene (PE), polypropylene, nylon, polyester. These are the main membranes. The film is made of stretch film and blow film. Dry frozen goods, generally cooked with PET/PE., such as high temperature, it is generally nylon, composite CPP, or other composite, many kinds. I am in Dongguan, Humen, food packaging, such as alcoholic peanuts, bags, red dates bags, mask packaging bags, washing powder bags, areca bags, milk powder bags, small fish bags.

Q:What products need plastic packing bags?

Plastic packaging is almost everywhere.

Q:What kind of material is the packing bag of ceramic tile?

The general is the use of a three paper membrane material, can play a waterproof effect, and not easy to damage, for this paper packaging, you can also consult some packaging manufacturers to see, for example, Hengyi Lihong, sincerity of these packaging manufacturers.

Q:What material is the vacuum packing bag, please?

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:What kind of material is the food packing bag in general?

Now the standard of living has improved, basically the food vacuum packed bag. This will improve the product's shelf life, preservation time is longer, more conducive to product sales.

Q:What's bread packing? Polyethylene film, waterproof cellophane, etc.

More importantly, the use of aluminum foil / composite or polyethylene composite or aluminum foil / polyethylene composite material. Although this type of packaging is opaque, it protects against loss of vitamin B1 in bread.

Q:Is there any identification on the vacuum package?

DOD on demand machine (drop) for short, called ink jet printer. The working principle: the nozzle is made up of several high precision valves. When the word is sprayed, the corresponding valve is opened and closed quickly. The ink is ejected by the constant internal pressure, forming characters or graphics on the surface of the movement.

Q:How do you determine the 210mm*300mm package and determine its version and length?

Usually 1 meters, or 1 meters, 2 of the lengthWidth 300,3, leave 40 margin, roll on the design length of 940, version 420 weeks, diameter 133.75

Q:Can the meat with plastic packing bag be pressed directly with a pressure cooker?

The plastic composite film (bag) products used in food packaging have 8 national and trade standards, and the main standards are divided into physical and mechanical performance indexes and sanitary performance indexes. The indexes of physical and mechanical properties are mainly tensile strength (or tensile strength), elongation, peel strength, heat resistance strength, Charpy impact energy, water vapor permeation amount and the amount of oxygen through the bag, bag, pressure resistance, heat resistance and dielectric performance drop, oil resistance, cold resistance, heat resistance etc.;

Q: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.