Classification of light box cloth
Light box cloth according to the transmittance and the position of the light source is divided into three kinds of light box cloth, light box cloth and grid cloth.
After lighting light box cloth is used to make after light source light box, its transmittance is generally between 25%~35%. This kind of light box to small, more used to make roadside light box, shop door head light box and indoor publicity light box. The general area is small, not more than 100 square meters.
Front lighting light box cloth is used to make front light source light box, its transmittance is generally between 5%~10%. This kind of light box due to stronger typhoon resistance, so used to make large outdoor light box, such as building billboards, highway roadside light box, city optimus prime light box. At present, large outdoor light boxes between 100-400㎡ in China are mostly made of this kind of light cloth.
Grid cloth is designed according to Taiwan, Fujian and other typhoon climate areas, because the surface of this kind of material densely arranged many mesh, can make the wind through the surface of the lamp cloth, so can greatly reduce the pressure of the typhoon on the light box, so that the picture to achieve a longer effect of outdoor use. Because of this feature, grid cloth is used to make very large sign advertising and building advertising.
Characteristics of high quality light box cloth
1, strong color fastness: with poor color fastness of the lamp cloth, the picture will not only fade but also change color.
2, good ink absorption performance: the quality of ink absorption performance directly determines the picture color and saturation and color shelf life.
3, excellent stitching performance: poor stitching performance of the lamp cloth is not safe and will affect the overall effect of the picture.
4, good surface self-cleaning: because the cloth absorbs a lot of dust south, the picture becomes very dirty, affecting the effect.
Light box cloth production process
Light box cloth according to the production process is divided into three kinds: knife scraping light box cloth, calendering light box cloth and stick legal light box cloth