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Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

2239 Fragen
Q
Glass Fibre internal delamination cracking
A
Internal delamination is caused by poor interface and shrinkage difference; compatibilizer and uniform cooling are key
Extrusion & Post Glass Fibreinternal delaminationinterfacial adhesioncompatibilizeruniform cooling
Q
Glass Fibre surface dense pits
A
Pits are caused by raw material impurities and mold damage; pure raw material and mold maintenance are key
Extrusion & Post Glass Fibresurface pitsimpurity particlesmold repairraw material purity
Q
Glass Fibre screw slipping
A
Screw slipping is caused by premature melting; cooling feed section is key
Extrusion & Post Glass Fibrescrew slippingfeed section temperaturepremature meltingflight deepening
Q
Glass Fibre dimension changes greatly with temperature
A
Dimensional temperature sensitivity is caused by large thermal expansion coefficient; adding filler and annealing are key
Extrusion & Post Glass Fibredimensional temperature sensitivitythermal expansion coefficientrigid fillerannealing treatment
Q
Glass Fibre vacuum section material overflow
A
Material overflow is caused by low melt viscosity; cooling and adding baffle are key
Extrusion & Post Glass Fibrevacuum section overflowmelt viscositycoolingvent baffle
Q
Glass Fibre extruded pipe ellipticity exceeds standard
A
Ellipticity is caused by uneven cooling and clamping; annular cooling and uniform haul-off are key
Extrusion & Post Glass Fibre pipeellipticityannular coolingvacuum sizinguniform haul-off
Q
Glass Fibre extruded film has transverse ripples
A
Transverse ripples are caused by haul-off vibration and roller eccentricity; equipment overhaul and stable control are key
Extrusion & Post Glass Fibre filmtransverse rippleshaul-off vibrationcooling roller eccentricitypressure stabilizing device
Q
Glass Fibre extrusion screen frequent clogging
A
Screen clogging is caused by impurities and improper configuration; raw material control and stepped screens are key
Extrusion & Post Glass Fibre extrusionscreen clogginggel particlesstepped screensautomatic screen changing
Q
Glass Fibre extruded film winding wrinkling
A
Film wrinkling is caused by tension fluctuation and thickness unevenness; automatic tension control and uniformization are key
Extrusion & Post Glass Fibre filmwinding wrinklingtension controlthickness uniformityguide roller parallelism
Q
Glass Fibre extruder large current fluctuation
A
Current fluctuation is caused by unstable feeding, poor temperature control and unsuitable screw; system optimization is key
Extrusion & Post Glass Fibre extrusioncurrent fluctuationtemperature control accuracyscrew designfeeding stability
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