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052023-06Classified by hardness: soft mold, hard mold (quenched). Classified by quality level: Level 1, Level 2, Level 3, Level 4 Classification by difficulty level: A-level, B-level, C-level, D-level
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292023-05When the billet undergoes plastic deformation in the mold cavity, it flows and slides along the surface of the cavity, causing severe friction between the cavity surface
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222023-051. The content of the mold nameplate is complete, the characters are clear, and the arrangement is neat.
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152023-05The forms and calculations of shrinkage during thermoplastic molding are as mentioned earlier. The factors that affect the shrinkage during thermoplastic molding are as follows:
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082023-051. Film printing: printing various patterns on polymer films; 2. Spray primer: Many materials must be coated with a layer of adhesive, such as
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042023-051. Confirm the drying operation of raw materials 2. Confirm whether the mold temperature and barrel temperature are correct and appropriate 3. Setting parameters and actions of opening and closing molds and ejector pins
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242023-04(1) Confirm whether the material drying, mold temperature, and heating cylinder temperature are correctly set and reach a processable state. (2) Check the action and distance setting of opening and closing the mold and ejecting.
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172023-041. No mold locking Handling method: ·Check the travel switch in front of the safety door and repair it. ·Check the 24V5A power supply inside the electrical box, replace the fuse and power box.
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102023-04Die Adhesion, also known as Sticking Springs or Parts, is caused by poor contact surface between the injection port and the nozzle arc, failure of the sprue material to demould with the product, and abnormal filling.
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032023-04Definition: The temperature required to dry the polymer in advance to ensure molding quality Function: 1. Remove water from raw materials 2. Ensure the quality of finished products
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