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Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
11636 soru
Q
Random copolymer polypropylene pipe special material (Nordic standard） pipe inner and outer wall roughness
A
Pipe wall roughness is caused by low mold temperature or poor surface condition, and needs to be solved from temperature control and mold maintenance.
Material Drying pipe wall roughnessdie temperaturemandrel temperaturemold polishingsizing sleeve
3 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） pipe pressure resistance test unqualified
A
Unqualified pressure resistance 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 degradationcrystallinityplasticization quality
3 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） extruded products haul-off speed mismatch
A
Haul-off speed mismatch needs to be solved by precisely adjusting haul-off parameters and ensuring stable hauling.
Extrusion & Post haul-off speedspeed matchinghaul-off slippingclamping forcehaul-off control
2 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） PE raw material wide temperature window causing process parameter optimization difficulty
A
PE temperature window optimization needs to be advanced from two aspects: systematic experiments and experience accumulation.
Processing Machinery temperature optimizationPE gradeDOEprocess parameterstemperature database
3 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） extruder frequent screen change/short filter screen life
Q
Random copolymer polypropylene pipe special material (Nordic standard） extrusion process unstable output/surging
A
Unstable output is caused by unstable solids conveying, requiring optimization of barrel temperature and the feeding system.
Extrusion & Post unstable outputsurgingsolids conveyinghopper bridgingscrew speed
2 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） extruded products dimensional fluctuation
A
Dimensional fluctuation is caused by unstable extrusion or hauling, requiring systematic stabilization of all process parameters.
Extrusion & Post dimensional fluctuationscrew speedhaul-off speedtemperature stabilityuniform feeding
2 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） extruded products excessive shrinkage rate
Q
Random copolymer polypropylene pipe special material (Nordic standard） extruded products surface lusterless
A
A lusterless surface is caused by low die temperature or too fast cooling, requiring increased die temperature and slowed cooling.
Material Analysis lusterlessdie temperaturecooling ratedie polishingmelt temperature
2 görüntüleme
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Q
Random copolymer polypropylene pipe special material (Nordic standard） Random copolymer polypropylene pipe special material (Nordic standard） improper production environment control during processing
A
The production environment is an important factor affecting processing quality, requiring the establishment of a sound environmental control system.
Material Drying environmental controlworkshop temperaturehumiditycooling water temperatureprocess stability
3 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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