Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

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Thin Wall Thickness at Bosses

In summary, the causes of the 「Thin Wall Thickness at Bosses」 problem can be attributed to the combined effects of multiple factors such as complex shape at the boss making it difficult for powder to reach and uneven heat transfer at this location. To solve this problem, it is necessary to start ...

Molds & Tooling Thin Wall Thickness at Bosses rotational molding wall thickness control

Thin Wall Thickness at Corners

In summary, the causes of the 「Thin Wall Thickness at Corners」 problem can be attributed to the combined effects of multiple factors such as little powder accumulation at corners and fast heat transfer at corners causing fast melting. To solve this problem, it is necessary to start from aspects s...

Molds & Tooling Thin Wall Thickness at Corners rotational molding wall thickness control

Flash on the Mold Parting Line

In summary, the causes of the 「Flash on the Mold Parting Line」 problem can be attributed to the combined effects of multiple factors such as the mold clamping surface not being flat and insufficient clamping force of the fixture. To solve this problem, it is necessary to start from aspects such a...

Molds & Tooling Flash on the Mold Parting Line rotational molding mold design clamping accuracy

Large Internal Stress in the Product (Cracking During Use)

In summary, the causes of the 「Large Internal Stress in the Product (Cracking During Use)」 problem can be attributed to the combined effects of multiple factors such as large internal stress and stress concentration caused by uneven wall thickness. To solve this problem, it is necessary to start ...

Molds & Tooling Large Internal Stress in the Product (Cracking During Use) rotational molding wall thickness control stress control

Product Discoloration (Local Burnt)

In summary, the causes of the 「Product Discoloration (Local Burnt)」 problem can be attributed to the combined effects of multiple factors such as local overheating of the mold and uneven heating oven temperature. To solve this problem, it is necessary to start from aspects such as improving heati...

Molds & Tooling Product Discoloration (Local Burnt) rotational molding temperature control mold design wall thickness control

Improper Mold Rotation Speed (Speed Ratio)

In summary, the causes of the 「Improper Mold Rotation Speed (Speed Ratio)」 problem can be attributed to the combined effects of multiple factors such as improper process parameter settings and equipment speed control system failure. To solve this problem, it is necessary to start from aspects suc...

Molds & Tooling Improper Mold Rotation Speed (Speed Ratio) rotational molding speed control mold design rotation parameters

Clogged Mold Vent Holes

In summary, the causes of the 「Clogged Mold Vent Holes」 problem can be attributed to the combined effects of multiple factors such as improper vent hole design and material flowing into the vent holes. To solve this problem, it is necessary to start from aspects such as optimizing vent hole desig...

Molds & Tooling Clogged Mold Vent Holes rotational molding mold design venting design

Improper Use of Release Agent (Difficult Demolding)

In summary, the causes of the 「Improper Use of Release Agent (Difficult Demolding)」 problem can be attributed to the combined effects of multiple factors such as uneven application or improper dosage of release agent and mismatched release agent type. To solve this problem, it is necessary to sta...

Molds & Tooling Improper Use of Release Agent (Difficult Demolding) rotational molding de'2079851475616104453

Improper Cooling Speed (Slow Cooling Causing Embrittlement)

In summary, the causes of the 「Improper Cooling Speed (Slow Cooling Causing Embrittlement)」 problem can be attributed to the combined effects of multiple factors such as cooling water temperature being too high and insufficient cooling air volume. To solve this problem, it is necessary to start f...

Molds & Tooling Improper Cooling Speed (Slow Cooling Causing Embrittlement) rotational molding speed control cooling process

Insufficient Heating (Incomplete Melting, Powder Particle Residue)

In summary, the causes of the 「Insufficient Heating (Incomplete Melting, Powder Particle Residue)」 problem can be attributed to the combined effects of multiple factors such as insufficient heating temperature and short heating time. To solve this problem, it is necessary to start from aspects su...

Molds & Tooling Insufficient Heating (Incomplete Melting Powder Particle Residue) rotational molding temperature control mold design wall thickness control

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