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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

2239 perguntas
Q
CEF blended with incompatible resin delaminates
A
Blends with large polarity differences need reactive compatibilizers to form chemical bonding at the interface to solve
Extrusion & Post CEF blend delaminationpolarity differenceCEF-g-MAHreactive compatibilizationinterfacial bonding
Q
CEF extrusion pelletizing connected pellets
A
Connected pellets are caused by elastic recovery and low-temperature pelletizing, high-temperature water cutting and fast cutting are key
Extrusion & Post CEF pelletizingconnected pelletspelletizing water temperaturecutter speedelastic recovery
Q
CEF extrusion melt fracture
Q
Periodic thickness variation appears on the extruded product surface
A
Bamboo-node pattern requires stable haul-off and extrusion parameters
Extrusion & Post bamboo-node patternhaul-off speedextrusion stability
Q
Haul-off parameters affect product dimensions and quality stability
A
Haul-off needs to match extrusion speed with stable control
Extrusion & Post extrusion haul-offspeed matchingtension control
Q
Extruded pipe wall thickness uneven
A
Uneven pipe wall thickness needs to be addressed from die concentricity and process stability
Extrusion & Post pipe wall thicknessdie concentricityhaul-off stability
Q
Feed rate fluctuation causes extruded product dimension and quality fluctuation
A
Feeding requires stable supply and bridging prevention
Extrusion & Post feedingmeteringbridgingextrusion stability
Q
Filtration system affects extrusion pressure and product purity
A
Filtration requires reasonable mesh selection and regular replacement
Extrusion & Post extrusion filtrationscreen packimpuritiespressure
Q
Extrusion output below design capacity
A
Extrusion output requires optimizing screw and temperature
Extrusion & Post extrusion outputscrewtemperatureefficiency
Q
Film transverse and longitudinal thickness fluctuation exceeds standard
A
Film thickness requires stable die lip gap and speed
Extrusion & Post film thicknessdie lip gaphaul-off speedcooling roll
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