Mobile power supply plastic boxes plastic box mobile power [introduction] mobile power plastic box top-package.com/products-detail.asp? Cpid = 124 mobile power relations smoothness smoothness and coloring plastic box is to evaluate the effect of plastic boxes surface unevenness degree of technical indicators, is a mobile power plastic box surface is flat, smooth and uniform level of physical, that is, under certain vacuum conditions so that certain volume of air from the surface of the test sample plastic box under pressure with smooth glass flowing between the time required to measure the surface, expressed in seconds per unit. The higher the number of seconds plastic box smoothness better. Plastic box smoothness better contact between the surface and the printing plate, the more uniform and complete layout (letterpress) or ink transfer on the more fully blanket, printing coloring effect is better. Conversely, poor smoothness raw plastic boxes, ink transfer uneven, inadequate, and the raw surface on the amount of ink permeability, the coloring effect is poor, and tend to make printing ink blur, light hair. So, fine printing products, network cable finer, smaller diameter outlets, should be used more smoothness good plastic box printed materials, so as to make the original good reproducibility. Plastic Products Co., Ltd. of Shenzhen Jinli Chang recommended for your friendship:? Top-package.com plastic packaging plastic box packaging top-package.com/products-detail.asp cpid = 103