Sorun ve Çözüm

Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →

Severe screw wear of general-purpose polyethylene '2079851475616104452 machine

Screw wear is caused by materials, fillers, and operating parameters, and wear-resistant materials need to be selected and operating parameters reasonably controlled.

Injection Molding screw wear wear-resistant material screw speed filler wear screw clearance

2 görüntüleme

Tam Yanıtı Oku →

Unstable cycle of general-purpose polyethylene '2079851475616104452

Unstable cycle is caused by the accumulation of time fluctuations in each process, and the cooling, demolding, plasticizing, and equipment systems need to be investigated one by one.

Injection Molding unstable cycle cooling time plasticizing time mold temperature equipment maintenance

2 görüntüleme

Tam Yanıtı Oku →

Large injection pressure fluctuation in general-purpose polyethylene '2079851475616104452

Injection pressure fluctuation is caused by unstable hydraulic system or inconsistent plasticization, and the hydraulic, screw, and temperature control systems need to be systematically investigated.

Injection Molding pressure fluctuation hydraulic system non-return ring temperature stability consistent plasticization

2 görüntüleme

Tam Yanıtı Oku →

Unstable screw back in general-purpose polyethylene '2079851475616104452

Unstable screw back is caused by large plasticizing resistance or equipment wear, and the back pressure, temperature, and screw condition need to be optimized.

Injection Molding screw back back pressure plasticization screw wear uniform temperature

2 görüntüleme

Tam Yanıtı Oku →

Low tensile strength of general-purpose polyethylene injection molded products

Low tensile strength is mainly caused by material degradation or internal defects, and it is necessary to control the processing temperature, shear, and regrind ratio.

Injection Molding tensile strength thermal degradation molecular weight screw speed regrind ratio

2 görüntüleme

Tam Yanıtı Oku →

Burnt marks/burnt spots appear on general-purpose polyethylene injection molded products

Burnt marks are the result of trapped air in the cavity being compressed and heated to carbonize the material, and the core solution is to improve venting and reduce the injection speed.

Injection Molding burnt mark burnt spot mold venting injection speed trapped air compression

2 görüntüleme

Tam Yanıtı Oku →

Coaxiality out of tolerance of general-purpose polyethylene injection molded products

Coaxiality out of tolerance is caused by core shift or asymmetric shrinkage, and needs to be solved from mold accuracy, gate symmetry, and temperature uniformity.

Injection Molding coaxiality core shift uneven wall thickness symmetrical gate uniform temperature

2 görüntüleme

Tam Yanıtı Oku →

Nozzle blockage in general-purpose polyethylene '2079851475616104452

Nozzle blockage is caused by cold material solidification or impurities, and needs to be solved from nozzle temperature, cold slug well design, and raw material cleanliness.

Injection Molding nozzle blockage nozzle temperature cold material impurities alignment

2 görüntüleme

Tam Yanıtı Oku →

Flatness out of tolerance of general-purpose polyethylene injection molded products

Flatness out of tolerance is a manifestation of uneven shrinkage of large-area products, and it is necessary to control the uniformity of shrinkage in all directions by optimizing cooling, gates, and product design.

Injection Molding flatness out of tolerance uneven shrinkage uniform cooling multi-point gate symmetrical reinforcing ribs

2 görüntüleme

Tam Yanıtı Oku →

Unbalanced ejection of general-purpose polyethylene injection mold causing product deformation

Unbalanced ejection is caused by the design of the ejector pin system or large demolding resistance, and the ejector pin layout and demolding conditions need to be optimized.

Injection Molding ejection deformation ejector pin balance draft angle ejection speed mold temperature

2 görüntüleme

Tam Yanıtı Oku →

Önceki 1 ... 38 39 40 41 42 43 44 ... 151 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