sulphurate sizing material:Adopt automatic mixer to add sulfur and preform machine,ensure each piece of material is consistent with quality. sizing material pass throug four-roll calender to ensure film thickness and multi - color product quality. below is the process of standardizing operations.
1. Adjust the width of input material
2. Put the material into the wheel. measure the thickness with calipers, adjust the slightly, The thickness of the front and heel is 2.2+0 1MM
3. Iput the good material in the turnover box and markt it clearly
4delivery to waiting area for cutter