TPU(Thermoplastic polyurethanes), thermal plasticity TPU elastomer, is made of MDI with NCO functional base and POLYOL with OH functional base, 1.4BG, after mixing and mixing, because of good elasticity, good physical property, all kinds of mechanical str
WF160 Envelope Making Machine, an important standard model in our series, is designed mainly for the envelopes of large or medium-sized gumming (cold glue) with protection strip. It is characterized by its high efficiency, stable function, easy operation