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Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

11636 preguntas
Q
Rough Inner Wall of Polypropylene Extruded Products
A
A rough inner wall is caused by low mandrel temperature or poor surface condition, and needs to be solved from temperature control and mold maintenance.
Processing Machinery rough inner wallmandrel temperaturemandrel polishingmelt temperatureplasticization quality
Q
Degradation Discoloration of Polypropylene Extruded Products
Q
Product Defects Caused by Impurities Mixed into Polypropylene Raw Material
Q
Orange Peel Appearing on the Surface of Polypropylene Blow-Molded Products
Q
Cyclic Pressure Fatigue Failure of Polypropylene PPR Pipe
Q
Bubbles/Pores on the Surface of Polypropylene Extruded Products
Q
Thermal Aging Performance of Polypropylene PPR Pipe Not Up to Standard
Q
Melt Flow Rate Mismatch of Raw Material for Polypropylene Extrusion
A
MFR mismatch needs to be solved by selecting a suitable grade and adjusting the temperature parameters.
Extrusion & Post melt flow rategrade selectionextrusion gradeprocess adjustmentbatch inspection
Q
Insufficient Rigidity of Polypropylene Injection-Molded Products
Q
Severe Warpage Deformation of Polypropylene PP Products
A
PP warpage needs to be comprehensively solved from three aspects: material selection (nucleating agent grade), mold cooling, and product design.
Injection Molding PP warpagecrystallization shrinkagenucleating agentmold coolingannealing treatment
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