Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

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Sticking to the mold

In summary, the causes of the "Sticking to the mold" problem can be attributed to the combined action of multiple factors such as mold temperature too high and insufficient release agent. Solving this problem requires starting from aspects such as lower the mold temperature and use an appropriate...

Blow Molding Sticking to the mold extrusion '2079851475616104457 temperature control mold design resin characteristics

Bottle body collapse (vacuum collapse)

In summary, the causes of the "Bottle body collapse (vacuum collapse)" problem can be attributed to the combined action of multiple factors such as blowing air shut off too early and excessively fast cooling causing the internal gas to contract. Solving this problem requires starting from aspects...

Blow Molding Bottle body collapse (vacuum collapse) extrusion '2079851475616104457 cooling process blowing parameters shrinkage control

Difficult demolding (stuck in the mold)

In summary, the causes of the "Difficult demolding (stuck in the mold)" problem can be attributed to the combined action of multiple factors such as mold draft angle too small and large product shrinkage rate. Solving this problem requires starting from aspects such as increase the draft angle an...

Blow Molding Difficult demolding (stuck in the mold) extrusion '2079851475616104457 temperature control mold design de'2079851475616104453

Unclear bottle neck threads

In summary, the causes of the "Unclear bottle neck threads" problem can be attributed to the combined action of multiple factors such as insufficient venting of the mold thread cavity and blowing air pressure too low. Solving this problem requires starting from aspects such as add thread venting ...

Blow Molding Unclear bottle neck threads extrusion '2079851475616104457 pressure regulation mold design venting design

Excessive flash at the bottle bottom

In summary, the causes of the "Excessive flash at the bottle bottom" problem can be attributed to the combined action of multiple factors such as parison diameter too large and improper pinch-off design. Solving this problem requires starting from aspects such as reduce the parison diameter and o...

Blow Molding Excessive flash at the bottle bottom extrusion '2079851475616104457 temperature control bottle bottom forming

Container bottle neck deformation (material overflow)

In summary, the causes of the "Container bottle neck deformation (material overflow)" problem can be attributed to the combined action of multiple factors such as poor alignment between the blow rod and the die and temperature at the bottle neck area too high. Solving this problem requires starti...

Blow Molding Container bottle neck deformation (material overflow) extrusion '2079851475616104457 temperature control die adjustment blowing parameters

Product warpage

In summary, the causes of the "Product warpage" problem can be attributed to the combined action of multiple factors such as uneven cooling and demolding too early. Solving this problem requires starting from aspects such as extend the cooling time and optimize the mold cooling water channels, an...

Blow Molding Product warpage extrusion '2079851475616104457 temperature control cooling process mold design

Product surface roughness (poor gloss)

In summary, the causes of the "Product surface roughness (poor gloss)" problem can be attributed to the combined action of multiple factors such as rough mold cavity surface and insufficient blowing air pressure. Solving this problem requires starting from aspects such as polish the mold cavity a...

Blow Molding Product surface roughness (poor gloss) extrusion '2079851475616104457 temperature control pressure regulation mold design

Surface weld line (pinch-off seam)

In summary, the causes of the "Surface weld line (pinch-off seam)" problem can be attributed to the combined action of multiple factors such as uneven mold parting surface and improper flash groove design. Solving this problem requires starting from aspects such as repair and finish the mold part...

Blow Molding Surface weld line (pinch-off seam) extrusion '2079851475616104457 mold design mold closing accuracy welding quality

Insufficient inflation (incomplete inflation)

In summary, the causes of the "Insufficient inflation (incomplete inflation)" problem can be attributed to the combined action of multiple factors such as insufficient blowing air pressure and short blowing time. Solving this problem requires starting from aspects such as increase the blowing air...

Blow Molding Insufficient inflation (incomplete inflation) extrusion '2079851475616104457 pressure regulation mold design venting design

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