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المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

11636 سؤال
Q
Poor Plasticization of CMC
A
Poor plasticization is caused by improper screw design; optimizing the screw and increasing temperature are the key
Processing Machinery CMCpoor plasticizationscrew compression ratioshear rateprocessing temperature
Q
Internal Inclusions of CMC
A
Inclusions are caused by raw material and environmental pollution; filtration and environmental control are the key
Production & Quality CMCinclusionsraw material filtrationenvironmental cleanlinessrecycling sorting
Q
Non-Uniform Internal Density of CMC
A
Non-uniform density is caused by uneven holding; optimizing gate design is the key
Molds & Tooling CMCnon-uniform densityholding pressure transmissiongate designcrystallization difference
Q
Insufficient Dissolution in CMC Solution Preparation
A
CMC dissolution needs pre-dispersion and full stirring to prevent surface gel coating
Molding Process CMC dissolutionpre-dispersionstirring speedsurface gel layerdissolution time
Q
CMC Hardness Too Low
A
Low hardness is caused by material softness and excessive plasticization; adding filler is the key
Molding Process CMClow hardnessrigid fillerplasticizercrystallization control
Q
Feeding Bridging of CMC
Q
Insufficient Flatness of CMC
A
Insufficient flatness is caused by shrinkage differences and stress; uniform cooling and annealing are the key
Molds & Tooling CMCflatnessshrinkage differenceuniform mold temperatureannealing treatment
Q
Internal Unmelted Particles of CMC
A
Unmelted particles are caused by insufficient plasticizing; increasing temperature and reducing feeding are the key
Processing Machinery CMCunmelted particlesplasticizing capacityprocessing temperaturescrew mixing
Q
Insufficient Toughness and Brittle Fracture of CMC
A
Insufficient toughness is caused by low molecular weight and coarse crystallization; selecting high MW is the key
Material Analysis CMCinsufficient toughnessmolecular weightcrosslinking controlcrystallization refinement
Q
Large Impact Strength Fluctuation of CMC
A
Impact fluctuation is caused by unstable dispersed phase and crystallization; stable processing is the key
Molding Process CMCimpact fluctuationdispersed phase particle sizenucleating agentprocessing stability
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