... frictional coefficient and good flatness, so in high-speed automatic machine, the film can through smoothly.Special introduction1,The ... method, enhance the strength of heatsealability.V,Suitable for automatic machineLDPE\BOPET\LDPE co-extruded film use LDPE material ... is smoothly, the film has suitable suitable frictional coefficient and good flatness, so in high-speed automatic machine, the film can ...