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Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

11636 Fragen
Q
Dimensional fluctuation of heat-resistant polyethylene extruded products
A
Dimensional fluctuation is caused by unstable extrusion or haul-off, and each process parameter needs to be systematically stabilized.
Extrusion & Post dimensional fluctuationscrew rotation speedhaul-off speedtemperature stabilityuniform feeding
Q
Heat-resistant polyethylene extruder screw design mismatch
A
Screw design needs to match material characteristics and product requirements, and a dedicated screw should be customized when necessary.
Processing Machinery screw designcompression ratiolength-to-diameter ratiomixing elementscrew matching
Q
Glossless surface of heat-resistant polyethylene extruded products
Q
Improper production environment control in heat-resistant polyethylene heat-resistant polyethylene processing
A
The production environment is an important factor affecting processing quality, and a complete environmental control system needs to be established.
Material Drying environmental controlworkshop temperaturehumiditycooling water temperatureprocess stability
Q
Rough inner wall of heat-resistant polyethylene extruded products
A
Inner wall roughness is caused by low mandrel temperature or poor surface condition, and needs to be solved from temperature control and mold maintenance.
Processing Machinery inner wall roughnessmandrel temperaturemandrel polishingmelt temperatureplasticizing quality
Q
Heat-resistant polyethylene extruded products show degradation discoloration
Q
Defects caused by insufficient drying before heat-resistant polyethylene heat-resistant polyethylene processing
Q
Cyclic pressure fatigue failure of heat-resistant polyethylene PPR pipes
Q
Bubbles/pores on the surface of heat-resistant polyethylene extruded products
Q
Thermal aging performance of heat-resistant polyethylene PPR pipes not meeting standard
ChemAI