Adopt the scheduled pressure paper feeding. Stable paper feeding. Adopt thin knife separate cutting (The thickness is only 1 mm). Installed with automatic and hand grinding wheel grinding to keep the knife edge sharp and the separate—cut paper— board smooth and tiny. After pre—pressing, separate cutting and creasing the paperboard we will accomplish the requirement of the product. The pressed trace do not arouse the trace tearing phenomenon. We can provide the thin knife paper—partitioning machine for transforming the corrugated paperboard production line.