Trouble name |
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The parison is not extruded properly. It is bent, or has lines on the surface. |
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The molding part is broken in time of molding, or other defects occurs such as uneven thickness, inferior surface, and differences between the design value. |
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The molding part blows out during the molding process. |
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Bubbles are created in the extruded parison. |
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Streak appears on the parison surface. |
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Water leaks around the cap. |
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The parison contains resin that is not completely melted. |
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Weight of the molded part is out of specifications. |
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Crack occurs while using the molding part. |
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The surface of the mold part shows defects. |
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The molded part is bent or deformed after take-up. |
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The holder part of the molding part is blocked. |
Blow molding