According to the regulations, the car front windshield can not use sunshade film with a light transmittance of less than 75%, and the light transmittance of other glass sunshade film can not be less than 50%, let alone mirror reflective film.
Plastic polyvinyl chloride (PVC) material is widely used in the manufacture of decorative skins and protective covers such as automobile dashboards and sunshades because of its low price and simple processing. However, in order to meet the relevant production requirements, PVC formula contains plasticizers of phthalic acid, heavy metals and other toxic substances; in addition, although PVC material itself is non-toxic, it will slowly decompose harmful hydrogen chloride gas at high temperature.
“Operation Bright window” is mainly for the management of vehicle driving safety, because the role of windows in addition to ventilation, but also assume the role of line of sight is transparent or not, is one of the important ways for drivers to observe the road. As we all know, the windows of the original car are transparent and colorless. After buying the car, most people will choose to stick a film, and even some car owners like to put on a dark film, so that they can avoid direct sunlight in summer. However, the dark film on the car window has a great hidden danger to the driving safety and is not allowed. According to the “Technical conditions for Motor vehicle Operation Safety” (GB7258-2017), private car window film has the following requirements: 1, the van window shall not be affixed with “specular reflection” sunshade film; 2, the visible light transmittance of the front windshield of the van and the rearview mirror of the driver should be greater than or equal to 70%, and the visible light transmittance of all windows should be greater than or equal to 50%.
More orange decorations are found on seat belts and sunshades, not to mention the steering wheel and center console. The dash becomes a little different-wood. Instead of using wooden decals, you decorate the entire width of the dashboard with a legal plank. It is at least a lighter wood hue and actually matches the orange trim in the car, but it still manages to stand out among the already excellent interiors. Dear readers, we will let you decide whether this is a good thing or a bad thing.
Foshan Chenghang plastic Technology Co., Ltd. for you a detailed interpretation of the UOJWGl Guangzhou outdoor sunshade how much a square of the relevant knowledge and details, sunlight board set lighting, heat preservation, sound insulation in one, sunscreen, can also be heat preservation and light transmission, can be used for greenhouse, furniture canopy, office sound insulation, outdoor advertising light box and so on. In foreign countries, in addition to supporting the structure, the pure polycarbonate material quantity of large-scale bright lighting house, a sunshine, crystal transparent, warm and annoying.
Dust is a harmful pollutant, bad use and dust removal work, you certainly can not use it correctly, in addition, please pay attention to the dust of the lower layer of dust to promote the role of dust prevention net. The dust around you will gather, which is the dust that the dustproof net is easy to suffer from, and you need to avoid it when you start to accumulate dust. Therefore, the environmental protection safety net, which has been used in China for many years, has been used for many years. Advantages: high strength, firm, heat insulation, sunshade, heat preservation and so on.
This kind of flower planting greenhouse is widely used in most areas, especially in the south. The single-family arch shed is mainly made of plastic-coated steel pipe or galvanized steel pipe, the surface is covered with film, and air vents are added on both sides. The utility model has the advantages of simple structure, low cost, easy construction and maintenance, long service life and strong resistance to wind and snow load. Its biggest deficiency is its low heat preservation capacity and high operating cost in winter, so it is suitable for breeding non-tropical flowers with low temperature requirements. Of course, we can add two-layer film on the original basis, increase the curtain machine quilt and other thermal insulation equipment, sunshade can effectively improve the arch shed temperature.
Hand sweat wear resistance instrument can simulate automobile interior products, including: dashboard, touch screen, door interior panel, steering wheel, seat, roof, floor mat, sunshade, storage box, ashtray and other interior materials, as well as mobile phone glass screen and shell and other finger / skin wear process. At the same time, the system can also be tested in liquid environment, such as artificial sweat, emulsion and so on. By changing different fixtures, the system can simulate all kinds of wear processes: finger wear, nail scratches, sole wear, industrial scratches and fingerprint cleaning.