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EVA poor plasticization

Processing Machinery EVA poor plasticization screw compression ratio shear rate processing temperature

EVA internal unmelted particles

Processing Machinery EVA unmelted particles plasticizing capacity processing temperature screw mixing

EVA film heat-sealing window is narrow

Processing Machinery EVA film heat-sealing window VA content temperature control accuracy heat-sealing speed

EVA mixing is insufficient

Processing Machinery EVA insufficient mixing screw mixing section kneading block side feeding

EVA purging is difficult

Processing Machinery EVA purging difficulty adhesion PE flushing dedicated purging compound

EVA material changeover residue

Processing Machinery EVA changeover residue purging compound screw disassembly dead zone cleaning

EVA extruded pipe ovality exceeds standard

Processing Machinery EVA pipe ovality annular cooling vacuum sizing uniform traction

EMA internal black specks carbonization

Processing Machinery EMA internal black specks thermal carbonization screw cleaning temperature control

Poor EMA plasticization

Processing Machinery EMA poor plasticization screw compression ratio shear rate processing temperature

EMA internal unmelted particles

Processing Machinery EMA unmelted particles plasticizing capacity processing temperature screw mixing

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