Sorun ve Çözüm

Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →

Rough Inner Wall of Polypropylene Extruded Products

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

2 görüntüleme

Tam Yanıtı Oku →

Degradation Discoloration of Polypropylene Extruded Products

Degradation discoloration is caused by overheating or excessive shear, and needs to be prevented from three aspects: temperature control, rotation speed, and material selection.

Processing Machinery degradation discolorationthermal degradationscrew speedresidence timeantioxidant

2 görüntüleme

Tam Yanıtı Oku →

Product Defects Caused by Impurities Mixed into Polypropylene Raw Material

Impurity mixing is solved by strengthening raw material management and equipment cleanliness, and sound anti-impurity measures need to be established.

Processing Machinery impuritymagnetic framefiltrationequipment cleaningraw material management

2 görüntüleme

Tam Yanıtı Oku →

Orange Peel Appearing on the Surface of Polypropylene Blow-Molded Products

Orange peel is caused by poor parison surface quality or poor mold replication, and needs to be improved from parison quality and the blow '2079851475616104453.

Blow Molding orange peelparison surfacemold polishingblowing pressuremold temperature

9 görüntüleme

Tam Yanıtı Oku →

Cyclic Pressure Fatigue Failure of Polypropylene PPR Pipe

Fatigue failure is caused by internal defects and stress concentration, and needs to be improved from three aspects: pipe inner wall quality, welding quality, and material toughness.

Extrusion & Post fatigue failurePPRstress concentrationinner wall qualitywelding bead

2 görüntüleme

Tam Yanıtı Oku →

Bubbles/Pores on the Surface of Polypropylene Extruded Products

Bubbles are caused by moisture vaporization or gas entrainment, and need to be solved from raw '2079851475616104451 and the venting system.

Material Drying bubbleporeraw '2079851475616104451ventingvolatiles

2 görüntüleme

Tam Yanıtı Oku →

Thermal Aging Performance of Polypropylene PPR Pipe Not Up to Standard

Thermal aging performance not up to standard is caused by an insufficient antioxidant system, and needs to be solved from formulation and processing temperature control.

Extrusion & Post thermal agingantioxidantPPRoxidation induction timeextrusion temperature

2 görüntüleme

Tam Yanıtı Oku →

Melt Flow Rate Mismatch of Raw Material for Polypropylene Extrusion

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

2 görüntüleme

Tam Yanıtı Oku →

Insufficient Rigidity of Polypropylene Injection-Molded Products

Insufficient rigidity is caused by low crystallinity or unreasonable structural design, and needs to be solved from two aspects: process parameters and product design.

Injection Molding insufficient rigiditycrystallinityproduct designmold temperaturenucleating agent

2 görüntüleme

Tam Yanıtı Oku →

Severe Warpage Deformation of Polypropylene PP Products

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

2 görüntüleme

Tam Yanıtı Oku →

Önceki 1 ... 151 152 153 154 155 156 157 ... 1164 Sonraki

Kategoriler

Tüm Konular 11636 Material Drying 1439 Injection Molding 1506 Molding Process 740 Molds & Tooling 1506 Processing Machinery 2025 Extrusion & Post 2239 Blow Molding 315 Thermoforming 141 Material Analysis 1343 Production & Quality 382

Sorun ve Çözüm

Kategoriler

Teklif Al