Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

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EVOH film printing adhesion is poor

Extrusion & Post EVOH film printing adhesion corona treatment special ink surface tension

EVOH extruded film longitudinal stripes

Extrusion & Post EVOH film longitudinal stripes die gap melt pressure lip flatness

EVOH extruded profile bending deformation

Extrusion & Post EVOH extrusion bending deformation uniform cooling uniform flow velocity sizing sleeve

EVOH film blocking and delamination difficulty

Extrusion & Post EVOH film blocking antiblocking agent winding temperature erucamide

EVOH extruded film thickness uniformity is poor

Extrusion & Post EVOH film thickness uniformity die design extrusion swell air ring cooling

EVOH extrusion dimensions are unstable

Extrusion & Post EVOH extrusion dimensional stability feeding control temperature PID traction synchronization

EVOH film heat shrinkage rate is too large

Extrusion & Post EVOH film heat shrinkage orientation release annealing treatment biaxial stretching

EVOH extrusion die drool carbon deposits

Extrusion & Post EVOH extrusion die carbon deposit PE flushing stagnation zone thermal oxidation

EVOH extrusion pelletizing connected pellets

Extrusion & Post EVOH pelletizing connected pellets pelletizing water temperature cutter speed elastic recovery

EVOH blend delamination with incompatible resin

Extrusion & Post EVOH blend delamination polarity difference EVOH-g-MAH reactive compatibilization interfacial bonding

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