Q:The color of the aluminium-plastic panel is white without protective film. But I've seen other colors that looks like it's painted.

This shows that the quality of the coating of the aluminium-plastic panel you bought is not good. The paint on the surface of the panel should be very even and consistent. There shouldn't be any dark stripe or marks or shades of the same color which usually appear in spraying processing.

Q:Bought last year's cabinet, outside the layer of protective film for a long time, can not tear down, how to do?

First use the hot air blower, and then use the card shovel1 use a hair dryer blowing hot air on the protective film protective film with ten or so, the hand ripped a hole;

Q:What to do if the sandblasted protective film on marble stele is not adhesive any more?

The reasons may be: 1. If there is oil or water on the surface of the processed stele, the film can't be sticked firmly. 2. Maybe the adhesion of the protective film is not enough. I suggest you try a new film that is more adhesive. We have recieved many similar complaints from our customers. Generally, we will provide them with a variety of protective films for testing.

Q:Excuse me, the protective film on standard door has what method to clean up?

Remove stainless steel door protective film: 1: small size, you can use banana water up, and then clean ball, wipe it out. 2: with the textile industry cleaning agent (bottled called A1) can be removed, I tried, yes. 3: with sulfuric acid water, otherwise it will be corrosion, bubble finished with a clean ball wipe. 4: blow dryer, heat, and then remove or use wood shovel, rubber mark can be erased with solvent oil. Heat the wine with a hair dryer, tear it off and use boiling water! First use heating methods and then use talc to clear the best bright new. Also, you can try the solution with diluted paint, as well as acetone solution and alcohol (because they are all organic solvents). But I think it would be better to dilute the paint. Here we call it Shina water, can also called banana water, anyway, hardware stores generally have to sell. If you feel right or accept it, please give me a lot of trouble. Thank you.

Q:What is a process protective film and what is its use? Where can I find relevant information, the more detailed the better?

For example, the compression of plastic parts, injection molded parts, steel, ceramics etc. in the first stone forming or surface after polishing to paste immediately with a protective film, there is the operation process of stamping chassis panel, stone carving, acrylic carving and so on machining surface protection.

Q:What are the main ingredients of the PE protective film? Is there any harm to human health?

There are two kinds of PE protection film.One is not to use glue, it is directly extruded by polyethylene and sticky material. Known as the "self mucosa", there is no harm.Another is to glue, and generally on the acrylic glue, generally no harm.

Q:What are the differences between 360 degrees, 180 degrees and 60 degrees privacy-protective films~

The differences are: the light transmittance of 360 degrees privacy-protective film (about 60%) is lower than that of 180 degrees film (80%). And 360 degrees film protect privacy in all directions but 180 degrees film in only two directions. 60 degrees refer to the visual angel of the computer user, meaning to look at the screen from an angel of 30 degrees from right or left side to the center line of the screen. Please use 3M authentic privacy-protective products.

Q:How to remove the protective film on elevator?

Do NOT use electric hair drier! It will make it more difficult to remove! Is the elevator made of stainless steel? If it is, you'd better find someone professional in this field to help you remove the film! They have their ways! It will make more difficult to remove.

Q:What is the protective coating for car paintwork?

Car paint protective film, also known as the body invisible protective clothing. It is a kind of high performance film. Thin and transparent, with super toughness. Can effectively prevent scratches, pebbles, sand particles hit. It also fits perfectly on the surface of the paintwork to insulate the paint from the air

Q:What's the difference between radiation and static? How can I know the protective film is anti-static or not? What harm can static do?

To put it simple, static is on the surface of screen. It's not harmful to human body. But it does exert influence on using to some extent. Radiation is emitted from interior of screen. It's harmful to human body. It can damage human skin. For example, it can accelerate aging of the outer layer of skin. It is easy to know whether the protective film is anti-static. Puting a piece of thin paper on the screen. If the paper can be sticked to the screen, then the screen is static. You cover the screen with the prtective film (or simply put it on the screen) and then put the thin paper on the screen again. If the paper can't be sticked to the screen, it indates the static is separated by the protective film, meaning the protective film is anti-static.