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المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

11636 سؤال
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
Storage cracking/delayed cracking of styrene-acrylonitrile copolymer PS products
A
PS delayed cracking is caused by the slow release of residual stress.
Molds & Tooling delayed crackingresidual stressannealinguniform wall thicknessmold temperature
Q
Rubber migration/exudation of styrene-acrylonitrile copolymer HIPS products
A
HIPS rubber exudation is caused by compatibility and temperature.
Extrusion & Post rubber migrationexudationHIPScompatibilityprocessing temperature
Q
Performance decline caused by thermal degradation of styrene-acrylonitrile copolymer material
A
Thermal degradation is the main risk in processing; controlling temperature and reducing residence time is key.
Processing Machinery thermal degradationmolecular weight declinebarrel temperatureresidence timescrew speed
Q
Shrinkage rate prediction deviation of styrene-acrylonitrile copolymer products
Q
Product defects caused by poor drying of styrene-acrylonitrile copolymer raw material
A
Raw '2079851475616104451 is a basic process for ensuring product quality.
Material Drying raw '2079851475616104451moisture contentsilver streakbubblesdehumidifying dryer
Q
Creep deformation of styrene-acrylonitrile copolymer products
A
Creep is the slow deformation of amorphous materials under continuous load.
Material Analysis creepcontinuous loadwall thickness designmolecular weightglass fiber reinforcement
Q
Uneven surface of styrene-acrylonitrile copolymer extruded profiles
A
Extrusion surface defects need to be controlled from three aspects: temperature, speed and die condition.
Extrusion & Post unevennessprofilestyrene-acrylonitrile copolymerextrusion moldingsurface quality
Q
Poor electroplating adhesion of styrene-acrylonitrile copolymer ABS products
A
ABS electroplating quality is closely related to material grade and internal stress.
Thermoforming electroplating adhesionABSinternal stresselectroplating graderelease agent
Q
Annealing treatment of styrene-acrylonitrile copolymer products to improve stress
A
Annealing treatment is an effective method to reduce product residual stress.
Extrusion & Post annealingresidual stressheat deflection temperaturedimensional stabilitystress cracking
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