Deying mould factory has extensive experience in producing thin wall product molds,especially plastic injection disposable lunch boxes mold,food container moldings
Thinwall mould injection technical tips:
1. Interlock system design is one of important point for thinwall injection molds.
2. Special cooling system and ejection system design .
3. High precision and good machining process.
4. Choose the right mold steel for all of components in mould.
5. Unique air venting system for the thin wall molding.
6. High speed injection system .
7. In mold label design on the molds.
How to choose the steel for thin wall molds?
In view of high speed high pressure injection, it need to use more than HRC42 hardness steel to guarantee long time mold life. Moreover ,box's raw material is usually clear transparent,this also determines the need for a high polishing steel.
Therefore, based on the above characteristics,usually, we recommend using S136 steel with HRC43-45 hardness.
However,H13 steel with vacuum hardened also have HRC43-45 and it can be the second choice for economic invest.
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