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المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

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11636 سؤال
Q
CEF creep deformation large
A
Large creep is caused by the elastomer nature; slight crosslinking and rigid fillers are the key
Material Analysis CEFcreepslight crosslinkinghigh molecular weightrigid filler
16 مشاهدة
قراءة الإجابة الكاملة →
Q
CEF antistatic effect poor
A
Poor antistatic effect is caused by insufficient addition; increasing the antistatic agent is the key
Molding Process CEFantistaticantistatic agentsurface resistancemigration rate
16 مشاهدة
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Q
CEF processing temperature fluctuation
Q
CEF tensile strength insufficient
A
Insufficient tensile strength is caused by molecular weight and poor interface; selecting high MW grades is the key
Material Analysis CEFtensile strengthmolecular weightcoupling agentorientation control
16 مشاهدة
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Q
CEF screw slipping
A
Screw slipping is caused by premature melting; reducing the feeding section temperature is the key
Extrusion & Post CEFscrew slippingfeeding section temperaturepremature meltingthread deepening
15 مشاهدة
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Q
CEF size changes greatly with temperature
A
Dimensional temperature sensitivity is caused by the large thermal expansion coefficient; adding fillers and annealing are the key
Extrusion & Post CEFdimensional temperature sensitivitythermal expansion coefficientrigid fillerannealing treatment
15 مشاهدة
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Q
CEF hardness too high
A
High hardness is caused by crystallization and fillers; adjusting cooling and fillers is the key
Material Analysis CEFhardness too highcrystallinityfiller amountplasticizer
16 مشاهدة
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Q
CEF surface tiger stripes
A
Tiger stripes are caused by unstable injection front; multi-stage injection and high mold temperature are the key
Injection Molding CEFtiger stripeinjection speedmulti-stage injectionmold temperature control
15 مشاهدة
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Q
CEF elongation at break low
A
Q
CEF compression set large
A
Large compression set is caused by insufficient crosslinking; increasing the crosslinking degree is the key
Molding Process CEFcompression setcrosslinking degreeelastic recoveryreinforcing filler
16 مشاهدة
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الفئات

جميع المواضيع 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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