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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

11636 perguntas
Q
Insufficient long-term hydrostatic strength of low density polyethylene PPR pipes
Q
Large creep deformation of low density polyethylene injection products
Q
Insufficient elongation at break of low density polyethylene injection products
A
Insufficient elongation at break reflects poor material toughness; plastic deformation ability needs to be improved by optimizing temperature parameters and reducing defects.
Injection Molding elongation at breakmolecular orientationcrystallization qualityresidual stressmaterial toughness
Q
Barrel temperature control failure of low density polyethylene injection machine
A
Temperature control failure is caused by sensor or heater failure; thermocouples, heater bands, and temperature controllers need to be systematically checked.
Injection Molding temperature control failurethermocoupleheater bandtemperature controllerPID parameters
Q
Leakage of low density polyethylene PPR pipe welding joints
Q
Sharkskin on the surface of low density polyethylene extruded products
Q
Low hardness of low density polyethylene injection products
Q
Nozzle drooling in low density polyethylene '2079851475616104452
Q
Fast gate freezing of low density polyethylene injection mold
Q
Unstable mold temperature control in low density polyethylene '2079851475616104452
A
Unstable mold temperature is caused by improper cooling system design or maintenance; it needs to be solved from the mold temperature controller, water channel design, and maintenance.
Injection Molding unstable mold temperaturemold temperature controllercooling water channelscaletemperature uniformity
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