Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

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Weld lines of PBT injection molded products are not obvious but the strength is extremely low

Weak PBT weld lines are a hidden risk and need mechanical testing for verification.

Injection Molding PBTweld lineshidden defectscrystallizationglass fiber

Large volatile smoke during PBT '2079851475616104452

PBT injection smoke is a product of moisture and additive decomposition.

Material Drying PBTsmokemoistureoligomersventilation

Degradation of PBT due to excessive pre-drying

Over-drying of PBT is equally harmful.

Material Drying PBTover-dryingdegradationdrying temperature

Poor processability of PBT flame retardant modification

PBT flame retardancy needs a balance between flame retardancy and processability.

Injection Molding PBTflame retardantprocessabilityflowabilitylubricant

Heat deflection temperature (HDT) of PBT injection molded parts not up to standard

PBT HDT is affected by internal stress and glass fiber dispersion.

Extrusion & Post PBTheat deflection temperatureHDTannealingglass fiber

Insufficient pre-treatment before chemical plating of PBT products

PBT chemical plating pre-treatment is the key to bonding force.

Extrusion & Post PBTchemical platingrougheningetchingpre-treatment

Improper barrel temperature setting for PBT '2079851475616104452

PBT temperature control accuracy directly affects product quality.

Injection Molding PBTbarrel temperaturedegradationplasticizationtemperature control

Performance decline of PBT products in high-temperature and high-humidity environments

PBT has limited hot and humid resistance and needs anti-hydrolysis stabilization.

Material Analysis PBThot and humid aginghydrolysisanti-hydrolysis agent

Insufficient filling of PBT '2079851475616104452 (short shot)

PBT short shot is directly related to temperature and gate size.

Injection Molding PBTshort shotinsufficient fillingmelt temperaturegate

Aging of PBT products in automobile engine compartments

PBT applications in automobile engine compartments require targeted formulation design.

Material Analysis PBTengine compartmentagingantioxidantcreep

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