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Hot Sale arm and armless chairs molds Producers
Hot Sale arm and armless chairs molds Producers:The deformation caused by forming strain is mainly caused by the difference of forming shrinkage direction and the change of wall thickness.
Hot Sale arm and armless chairs molds Producers
Therefore, increasing the casting temperature, increasing the melting temperature, reducing the injection pressure and improving the flow conditions of the casting system can reduce the shrinkage difference in the direction.
But changing the forming conditions alone is difficult to correct. At this point, you need to change the position and number of the gate, such as when forming a long rod from one end of the injection.
Sometimes it is necessary to change the configuration of the cooling water channel; the tables and chairs are made of molds The legs are more easily deformed.
Sometimes it is necessary to change the part design and set the reinforcement on the back of the warp side. Cooling with auxiliary tools is the most effective way to correct this deformation. If it cannot be corrected, the design of the mold must be corrected. The most important of these is to ensure the consistency of the wall thickness of the product. Where necessary, we must correct the reverse direction of the mold by measuring the deformation of the product.










