Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

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Regular ripples on the parison surface (elastic instability)

In summary, the causes of the "Regular ripples on the parison surface (elastic instability)" problem can be attributed to the combined action of multiple factors such as Excessive injection speed triggering elastic unstable melt flow.To solve this problem, it is necessary to start from aspects su...

Blow Molding Regular ripples on the parison surface (elastic instability) injection '2079851475616104457 speed control surface quality

Gate breakage during parison injection

In summary, the causes of the "Gate breakage during parison injection" problem can be attributed to the combined action of multiple factors such as Hot runner gate temperature too low, Gate size too small.To solve this problem, it is necessary to start from aspects such as Raise the gate temperat...

Blow Molding Gate breakage during parison injection injection '2079851475616104457 temperature control dimensional accuracy

Cooling water leakage inside the core rod

In summary, the causes of the "Cooling water leakage inside the core rod" problem can be attributed to the combined action of multiple factors such as Aging or damage of the core rod sealing ring, Cracks at the weld of the cooling pipe inside the core rod.To solve this problem, it is necessary to...

Blow Molding Cooling water leakage inside the core rod injection '2079851475616104457 cooling process

Intermittent pauses during parison extrusion

In summary, the causes of the "Intermittent pauses during parison extrusion" problem can be attributed to the combined action of multiple factors such as Bridging in the feeding system, Slipping in the screw feeding section.To solve this problem, it is necessary to start from aspects such as Inst...

Blow Molding Intermittent pauses during parison extrusion extrusion '2079851475616104457 screw maintenance

Deformation of the product after high-temperature filling

In summary, the causes of the "Deformation of the product after high-temperature filling" problem can be attributed to the combined action of multiple factors such as Insufficient heat deflection temperature of the resin, Residual stress exists in the product.To solve this problem, it is necessar...

Blow Molding Deformation of the product after high-temperature filling extrusion '2079851475616104457 temperature control resin characteristics stress control

Electrostatic discharge marks on the product surface

In summary, the causes of the "Electrostatic discharge marks on the product surface" problem can be attributed to the combined action of multiple factors such as Discharge breakdown of the surface after high static accumulation.To solve this problem, it is necessary to start from aspects such as ...

Blow Molding Electrostatic discharge marks on the product surface extrusion '2079851475616104457 anti-static surface quality

Abnormal vibration of the extruder barrel

In summary, the causes of the "Abnormal vibration of the extruder barrel" problem can be attributed to the combined action of multiple factors such as Uneven clearance between the screw and barrel, Coupling misalignment.To solve this problem, it is necessary to start from aspects such as Check th...

Blow Molding Abnormal vibration of the extruder barrel extrusion '2079851475616104457 screw maintenance

Product flash blown out from mold vent holes

In summary, the causes of the "Product flash blown out from mold vent holes" problem can be attributed to the combined action of multiple factors such as Vent holes too large or too deep, Excessive blowing pressure.To solve this problem, it is necessary to start from aspects such as Reduce the ve...

Blow Molding Product flash blown out from mold vent holes extrusion '2079851475616104457 pressure regulation mold design venting design

Black carbonized lines within the product wall

In summary, the causes of the "Black carbonized lines within the product wall" problem can be attributed to the combined action of multiple factors such as Long-term material accumulation and carbonization inside the head, Screw surface coating peeling.To solve this problem, it is necessary to st...

Blow Molding Black carbonized lines within the product wall extrusion '2079851475616104457 screw maintenance surface quality

Sudden rise of extruder head pressure

In summary, the causes of the "Sudden rise of extruder head pressure" problem can be attributed to the combined action of multiple factors such as Screen breakage blocking the die, Temperature sensor failure causing actual temperature to be too low.To solve this problem, it is necessary to start ...

Blow Molding Sudden rise of extruder head pressure extrusion '2079851475616104457 temperature control pressure regulation die adjustment

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