Frost King Window Film

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FAQ

Why should a plastic film be added to the new cement road?

According to the actual situation at that time, if the temperature difference is greater than 25 degrees, should strengthen the insulation materials, such as covering rock wool, etc., in order to prevent concrete produce too large temperature difference, stress and cracks.

Why do plastic films undergo prepress?

And, because the gravure printing ink than flexo ink and color more, so the color can be restored more fullness and hierarchy, is more advantage.

Would you please put a plastic film on the bottom of the tent and put a plastic film on the top of the tent for lightning protection?

Plastic film is waterproof and non-conductive, and if you can completely guarantee the insulation inside and outside the tent, then even if there are arcs outside the tent, it doesn't matter to you. So, in that case, it still works.

What is a water-soluble plastic packing film?

Water soluble plastic packaging film as a new green packaging materials. The main raw material is low alcoholysis of polyvinyl alcohol film, water solubility and degradability by polyvinyl alcohol, adding various additives, such as surfactants, plasticizers, anti adhesive agent. Water soluble film products belong to green packaging materials and in Europe, Japan and other countries have been recognized by the national environmental protection department. At present, the main domestic and foreign biological oxygen demand (BOD) and chemical oxygen demand (COD) as an environmental indicator. The Japanese authorities determination of PVA biological oxygen demand (BOD) is much smaller than the starch, the United States Air Products to PVA biological products Airvol, after 5 days degradation can be measured the amount of BOD is lower than the initial volume of BOD 1%. through the biological experiment proved that polyvinyl alcohol are non-toxic, does not prevent the growth of microorganisms, has no influence on wastewater treatment and environmental health The microbial decomposition tests also showed that the PVA was almost completely decomposed, resulting in a very low COD

Can the barrier in the refrigerator be covered with plastic film?

The shelf in the refrigerator can be affixed with plastic film according to the use, and no influence on the use of the refrigerator.

Keyboard circuit board, film paper and rubber strip, how is it installed?

In the side of the conductive thin film circuit and the circuit board finger contact.

Such equipment is used for cutting paper?

Then put the plastic film along the width direction of fiber board wrapped up, usually wrapped around twenty to fifty layers, the thickness of plastic film and video.

What are the choices of plastic film and plastic film in greenhouse?

The development of greenhouse horticulture has put forward new performance requirements for film greenhouse covering materials. Since 1990s, the three layer co extrusion blown PE film has been developing rapidly in our country. The maximum film width is 12~20m, and the mechanical properties are good. By adding anti-aging agent, anti dew drops and insulation in the resin masterbatch, lack of change the original ordinary PE thin film in the anti-aging, anti dew and heat preservation performance, to better meet the requirements of production in greenhouse.