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Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
11636 soru
Q
Unreasonable die head flow channel design of heat-resistant polyethylene extruder
A
Die head flow channel design needs to ensure uniform melt distribution and no material stagnation, and the die head should be redesigned when necessary.
Production & Quality die head flow channeluniform flow velocitysizing sectionflow channel dead cornertemperature uniformity
9 görüntüleme
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Q
Heat-resistant polyethylene pipe ovality exceeding standard
Q
Mechanical properties of heat-resistant polyethylene extruded products not meeting standard
Q
Excessive gel/gel particles in heat-resistant polyethylene extruded products
Q
Bending deformation of heat-resistant polyethylene extruded pipes
A
Pipe bending is caused by non-uniform cooling or haul-off eccentricity, and needs to be solved from cooling uniformity and equipment alignment.
Extrusion & Post pipe bendinguneven coolinghaul-off alignmentuniform wall thicknessstraightness
9 görüntüleme
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Q
Heat-resistant polyethylene pipe pressure resistance test failure
A
Pressure resistance failure is caused by insufficient wall thickness, material degradation or internal defects, and needs to be systematically solved from process and material quality.
Processing Machinery pressure resistance testpipe wall thicknessmaterial degradationcrystallinityplasticizing quality
9 görüntüleme
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Q
Die marks/lines appear on heat-resistant polyethylene extruded products
A
Die marks are caused by die inner wall damage or impurities, and the die condition needs to be regularly cleaned and inspected.
Extrusion & Post die markdie scratchimpurity cleaningflow channel designscreen pack
9 görüntüleme
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Q
Insufficient equipment maintenance in heat-resistant polyethylene heat-resistant polyethylene processing
A
Equipment maintenance is the basis of stable production, and a standardized regular maintenance system and record system needs to be established.
Molds & Tooling equipment maintenancepreventive maintenancescrew gapmold maintenancesensor calibration
9 görüntüleme
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Q
Large current fluctuation of heat-resistant polyethylene extruder
A
Current fluctuation is caused by large plasticizing resistance or equipment problems, and needs to be solved from temperature control, raw material purity and equipment maintenance.
Processing Machinery current fluctuationscrew torqueplasticizing temperatureraw material impuritiesscreen pack clogging
9 görüntüleme
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Q
Poor plasticization caused by screw wear of heat-resistant polyethylene extruder
A
Screw wear leads to decreased plasticizing efficiency, and needs to be solved by selecting wear-resistant materials and regular maintenance.
Processing Machinery screw wearpoor plasticizationwear-resistant materialscrew gapscrew rotation speed
9 görüntüleme
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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
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