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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

382 perguntas
Q
PAI raw material becomes damp during storage
A
PAI storage must be strictly protected from moisture
Production & Quality water absorptionsealingdryingstorage
Q
PAEK product recycling and reuse
A
The performance decline of PAEK recycled material limits its reuse
Production & Quality recyclingdegradationdiscolorationreuse
Q
Product toughness greatly reduced at low temperature (below -10°C)
A
Low-temperature toughness is the main constraint for LGFPP applications in outdoor and low-temperature environments
Production & Quality low-temperature toughnessembrittlement temperaturecopolymer PPelastomerPOE
Q
Galvanic corrosion of carbon fiber in contact with metal
A
Carbon fiber-metal galvanic corrosion must be considered in structural design
Production & Quality galvanic corrosionpotential differenceisolationmetal
Q
Excessive porosity in carbon fiber composite materials
A
Porosity is the core indicator of carbon fiber composite quality control
Production & Quality porositywettingvacuum RTMvolatilesdefoamer
Q
Products becoming brittle at low temperature
A
Low-temperature toughness is an important consideration for outdoor and cold-region applications
Production & Quality low-temperature embrittlementembrittlement temperatureTgtougheningstress concentrationlow temperature
Q
Dimensional change with temperature/thermal expansion of styrene-acrylonitrile copolymer products
A
Thermal expansion is an inherent material characteristic; temperature influence needs to be considered in design.
Production & Quality thermal expansiondimensional changetemperature influencethermal expansion coefficientdesign compensation
Q
Dimensional change with temperature/thermal expansion of polystyrene products
A
Thermal expansion is an inherent material characteristic; temperature effects need to be considered in design.
Production & Quality thermal expansiondimensional changetemperature effectthermal expansion coefficientdesign compensation
Q
Dimensional change with temperature/thermal expansion of methyl styrene-acrylonitrile copolymer products
A
Thermal expansion is an inherent material characteristic; temperature effects need to be considered in design.
Production & Quality thermal expansiondimensional changetemperature effectthermal expansion coefficientdesign compensation
Q
Improper blowing pressure, time, and speed settings affecting container quality
A
Blowing process needs reasonable pressure and time settings
Production & Quality blowing processblowing pressureblowing time
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