Sorun ve Çözüm

Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →

Improper selection of processing temperature window for polyolefin plastomer polyolefin plastomer

The selection of the temperature window is the foundation of processing, and it needs to be reasonably set according to the material characteristics and actual operating experience.

Processing Machinery processing temperaturetemperature windowplasticization qualitymaterial degradationtemperature calibration

2 görüntüleme

Tam Yanıtı Oku →

Insufficient long-term hydrostatic strength of polyolefin plastomer PPR pipes

Insufficient long-term hydrostatic strength is caused by material selection and processing quality, and needs to be comprehensively controlled from raw materials, process, and welding.

Extrusion & Post hydrostatic strengthPPRmolecular weightpipe wall thicknesscrystallinity

2 görüntüleme

Tam Yanıtı Oku →

Leakage of welded joints of polyolefin plastomer PPR pipes

PPR welded joint leakage is caused by improper welding parameters or contamination of the welding surface, and the welding temperature, time, and cleanliness need to be strictly controlled.

Material Analysis PPR weldinghot-melt weldingwelding temperaturewelding timefitting matching

2 görüntüleme

Tam Yanıtı Oku →

Sharkskin pattern appearing on the surface of polyolefin plastomer extruded products

Sharkskin pattern is the result of stick-slip flow of the melt at the die exit, and is improved by raising the die temperature and reducing the extrusion speed.

Extrusion & Post sharkskinmelt fracturedie temperatureextrusion speeddie polishing

2 görüntüleme

Tam Yanıtı Oku →

Unstable cooling line height of polyolefin plastomer films (Variant: Enhanced Measures)

Unstable cooling line is caused by fluctuations in cooling or extrusion conditions, and the air ring parameters and environmental conditions need to be stabilized. Targeted preventive measures need to be taken in different production scenarios.

Extrusion & Post cooling linefrost lineair ring stabilityextrusion temperatureambient airflow

2 görüntüleme

Tam Yanıtı Oku →

Bamboo-node pattern/melt fracture appearing on the surface of polyolefin plastomer extruded products

Melt fracture is flow instability caused by the extrusion speed exceeding the critical value, and it is necessary to reduce the speed, raise the temperature, and optimize the die design.

Extrusion & Post melt fracturebamboo-node patterncritical shear ratedie temperatureextrusion speed

2 görüntüleme

Tam Yanıtı Oku →

Uneven cutting end face of polyolefin plastomer pipes (Variant: Enhanced Measures)

The uneven cutting end face is caused by tool wear or improper cutting parameters, and the tool needs to be maintained and the cutting process optimized. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery cutting end facecutting toolcutting speedpipe coolingcutting machine correction

2 görüntüleme

Tam Yanıtı Oku →

Gel particles/gel appearing in polyolefin plastomer films (Variant: Enhanced Measures)

Gel particles are caused by insufficient plasticization or raw material quality problems, and need to be solved from temperature control and raw material quality. Targeted preventive measures need to be taken in different production scenarios.

Extrusion & Post gel particlesgelplasticization temperaturescrew mixingscreen

2 görüntüleme

Tam Yanıtı Oku →

Cooling system efficiency decline of polyolefin plastomer extruders (Variant: Enhanced Measures)

The decline in cooling efficiency is caused by insufficient water volume or excessive water temperature, and the cooling system needs to be improved and the water temperature controlled. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery cooling efficiencycooling water flowcooling water temperaturewater circuit scalingcooling water tank

2 görüntüleme

Tam Yanıtı Oku →

Sizing device failure of polyolefin plastomer extruders (Variant: Enhanced Measures)

Sizing device failure needs to be solved from three aspects: vacuum system, cooling system, and mold precision. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery sizing devicevacuum degreesizing sleeve wearcooling watermold concentricity

2 görüntüleme

Tam Yanıtı Oku →

Önceki 1 ... 160 161 162 163 164 165 166 ... 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