Menu
Materiais Máquinas
Perspetivas
Artigos Vídeos Problema e solução
About
Sobre a Chembull Parceiros de média
Contacte-nos
Idioma
EnglishالعربيةPortuguêsEspañolDeutschTürkçe한국어

Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

1343 perguntas
Q
Uneven dispersion of carbon fiber in resin
A
Good dispersion of carbon fiber is the prerequisite for fully exerting the reinforcement effect
Material Analysis chopped carbon fiberdispersionagglomerationmasterbatchshear force
Q
Resin rheology change of carbon fiber prepreg during storage
A
The storage and operation management of carbon fiber prepreg is crucial to its service performance
Material Analysis prepregstorage lifelow temperature-18°Ctack
Q
Impact strength of toughened alloys varies greatly with temperature
A
The temperature resistance range of toughened alloys is strictly limited by the Tg of the toughening phase
Material Analysis tougheningimpact strengthbrittle-ductile transitionrubber TgEPDMPOE
Q
Poor micro-foaming effect of products
A
Micro-foaming quality depends on precise control of nucleation and cell growth
Material Analysis micro-foamingcellsblowing agentsolubilitynucleation
Q
Large batch differences in melt index of blends
A
Melt index differences directly affect the '2079851475616104452 process window and product consistency
Material Analysis melt indexbatch stabilitymolecular weightrecycled material proportiongranulation
Q
Brittle fracture of products
A
Brittle fracture reflects the loss of the material's bulk toughness; degradation and phase morphology need to be investigated
Material Analysis brittlenesselongationdegradationphase inversionmatrix continuityfiller content
Q
Pockmarks/pinholes on product surface
A
Surface pinhole defects originate from insufficient dispersion and gas entrainment
Material Analysis pockmarkpinholedispersiongas entrainmentholding pressureadditive
Q
Obvious transparency decline of modified styrene-butadiene copolymer
A
Transparency decline needs to be addressed from refractive index matching and dispersion
Material Analysis transparencyhazerefractive indexdispersion
Q
Obvious change in melt fluidity of modified styrene-butadiene copolymer (better or worse
A
Fluidity change requires adjusting the process to match the modified material
Material Analysis fluiditymelt viscosityprocessing parameters
Q
Chemical resistance change of modified styrene-butadiene copolymer
A
Chemical resistance needs to evaluate the overall influence of the modified formulation
Material Analysis chemical resistanceformulationtoughening agentflame retardant
ChemAI