Q:What ink is the food packing bag printed on?

Because of this, benzene soluble chlorinated polypropylene ink has been gradually eliminated, and in Europe and other developed countries have gradually introduced or banned the use of benzene soluble chlorinated polypropylene ink laws and regulations.

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 are the packaging forms of fresh milk?

Pasteurized milk as milk sterilization, the glass bottle packaging plastic bags or plastic bottles, plastic bags are simple, like using the monolayer polypropylene material, because these materials are difficult to achieve in aseptic filling and sterilization of milk filling environment, generally do not take aseptic production, such products require cold chain transportation, and shelf life short, usually within 3 days, but the fresh sense of strong, low packaging cost, cheap price. In addition, pasteurized milk is also available in roof type cartons and glass bottles.

Q:Which kind of transparent vacuum packing bag 16 wire and 24 wire?

The so-called silk is a unit, a trace of =0.01mm, from this point of view, the bag is thicker, the more difficult to leak, so the 24 wire than the 19 wire better.

Q:Is the color of cement packing bags related to cement?

The color of cement packing bags is related to cement.Portland cement and ordinary portland cement red,Portland cement;

Q:What are the requirements of the gas in the package?

The higher requirements are modified packaging: oxygen, nitrogen and carbon dioxide are used to fill the package in proportion to the product - respiration - use, to extend the shelf life of the product, and outside

Q:Why is the higher the elevation, the more food bags inflate? From a physical point of view

Because the food packaging bag is sealed, the air pressure inside is certain, with the elevation of the outside air pressure gradually decreased, which leads to gas bag outward extrusion pressure increased, so the higher the altitude, the food packaging bag inflated more.

Q:What's the raw material of the cement packing bag?

The quality of cement packing bags directly affects the shelf life of cement. Bags of cement raw material is polypropylene resin, mainly for foreign production of polyethylene (PE), mainly for the domestic production of polypropylene (PP), then add some additives, after the heating wire drawing, then weaving, printing and so on, the higher the quality of the cement bag inner lining!

Q:Can food wrap be heated in a microwave oven?

A package or container that is not suitable for microwave heating:1 metallic or metallic or metallic (absolutely not)2, if the porcelain with metal decorative patterns, it can not.3 、 special plastic for non microwave oven and special plastic film for non microwave oven.4, all containers that do not indicate microwave heating are not recommended.

Q:Express carton packaging, plastic packaging should be how to deal with?

For those cartons, environmentalists have their own ways of using them. "The Jingdong loves to use plastic bags, and Amazon and its customers prefer cartons."." Some of the more orderly carton, you can keep as a storage box. You can use the marker pen to write the contents on the carton, then stack it on the bottom of the cupboard to improve the space utilization. For some cartons that cannot be used for the time being, use the tape on the carton to flatten the cartons.