Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

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Carbonized black lines inside the parison

In summary, the causes of the "Carbonized black lines inside the parison" problem can be attributed to the combined action of multiple factors such as Material accumulation and carbonization inside the hot runner, Screw surface damage.To solve this problem, it is necessary to start from aspects s...

Blow Molding Carbonized black lines inside the parison injection '2079851475616104457 screw maintenance surface quality

Coating peeling on the core rod surface

In summary, the causes of the "Coating peeling on the core rod surface" problem can be attributed to the combined action of multiple factors such as Poor coating quality, Long-term high-temperature use of the core rod.To solve this problem, it is necessary to start from aspects such as Re-electro...

Blow Molding Coating peeling on the core rod surface injection '2079851475616104457 surface quality

Deformation of the product after use in high-temperature environments (post-crystallization effect)

In summary, the causes of the "Deformation of the product after use in high-temperature environments (post-crystallization effect)" problem can be attributed to the combined action of multiple factors such as The post-crystallization process of crystalline resins such as PP proceeds slowly.To sol...

Material Drying Deformation of the product after use in high-temperature environments (post-crystallization effect) injection '2079851475616104457 resin characteristics

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

Condensed water in the blow mold cavity causing water marks

In summary, the causes of the "Condensed water in the blow mold cavity causing water marks" problem can be attributed to the combined action of multiple factors such as Excessive workshop humidity, Mold cooling temperature too low.To solve this problem, it is necessary to start from aspects such ...

Material Drying Condensed water in the blow mold cavity causing water marks injection '2079851475616104457 temperature control cooling process mold design

Interlayer separation within the product wall (delamination)

In summary, the causes of the "Interlayer separation within the product wall (delamination)" problem can be attributed to the combined action of multiple factors such as Excessive temperature difference between the inside and outside of the parison, Uneven mixing or incompatibility of raw materia...

Material Drying Interlayer separation within the product wall (delamination) injection '2079851475616104457 raw material management

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

Electrostatic adsorption of the parison during transfer

In summary, the causes of the "Electrostatic adsorption of the parison during transfer" problem can be attributed to the combined action of multiple factors such as Static electricity generated by friction between the parison and the mold, Dry workshop environment.To solve this problem, it is nec...

Material Drying Electrostatic adsorption of the parison during transfer injection '2079851475616104457 mold design drying treatment anti-static

Discoloration and embrittlement of the product after ultraviolet irradiation

In summary, the causes of the "Discoloration and embrittlement of the product after ultraviolet irradiation" problem can be attributed to the combined action of multiple factors such as Poor ultraviolet resistance of the resin, No light stabilizer added.To solve this problem, it is necessary to s...

Material Drying Discoloration and embrittlement of the product after ultraviolet irradiation extrusion '2079851475616104457 resin characteristics

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