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Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

11636 preguntas
Q
Extruded product outer surface rough and dull
A
Rough extrusion surface requires increasing temperature and improving the die lip
Material Drying extrusion roughnessdie liptemperaturecooling
Q
Friction and wear test results do not meet use requirements
A
Wear resistance needs to be addressed from modifiers and matrix hardness
Material Analysis wear resistancefrictionmodifierhardness
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
Mold wear after long-term use leads to increased product defects
A
Mold wear requires regular maintenance and repair
Injection Molding mold wearmaintenancecavity polishingparting line
Q
Improper proportion and selection of formulation components affect modification effect
A
Formulation needs to balance performance, cost, and compatibility
Material Analysis formulation designcompatibilitycostcellulose acetate butyrate
Q
Poor mixing affects product performance and appearance consistency
A
Mixing requires full dispersion and time control
Processing Machinery extrusion mixingdispersionformulationmixing time
Q
Insufficient vent groove design affects product surface and filling
A
Venting requires reasonable vent groove setting and regular cleaning
Molds & Tooling mold ventingvent grooveburningsilver streaks
Q
Large differences in weight and dimensions between cavities, unstable quality
A
Multi-cavity requires balanced runners and unified cavity conditions
Molds & Tooling multi-cavity balancerunner layoutgate unificationcellulose acetate butyrate
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
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