Woven the distance from the die mouth, because the inertia weight and traction speed die due to causes melt flow properties can not be good Shenyang color bags to avoid heap film or film thickness longitudinal uneven, so resin The melt index can not be too high. PP Flat Yarn raw material melt index of 2 ~ 6g / 10min to an appropriate value, it is not appropriate for the coating color bopp bags, flow is too slow, prone to the phenomenon of uneven thickness. Brighteners adjust the white but it can not replace titanium dioxide, first, because of his hiding bad, can not be completely covered with the background material, and the second is particularly low capacity brighteners sun, soon after UV yellow color, color dispersion performance score three other bags, weathering plastic bags color, luster, it is best not to titanium dioxide. Therefore, in the production of white bags, whitening ingredient or rely titanium dioxide. Color bag packaging _ _ Xin Yu color bags quotes provided by Xiong Yu Xin plastic packaging plant. Color woven color packaging _ _ Yu Xin Xiong Yu Xin bags offer is plastic packaging plant (www.xinyusl.com) (www.xinyusl.com) this year introduced a new upgrade, the above picture is for reference only, please dial this page or on the telephone picture to obtain the latest information, contact: Wang Kai Lai.