10 performance testing methods for plastic materials Posted on :Nov 19 , 2022 By GREFEE 10 performance testing methods for plastic materials 1. Ash test Ash: when the polymer is burnt at high temperature, a series of physical and chemical changes occur till the volatilization of organic components and inorganic components (mainly inorganic salts and …
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LPIM over molding DFM report Posted on : Oct 21 , 2022 By GREFEE Directory 1. The requirement of product 2. The analysis of the product feasibility and suggestion 2.1. demould direction for over molding 2.2. The question of A part I. Locating hole II. Thickness III.Tolerance of PCB. 2.3. The question of B part …
Analysis and Solution of Internal Stress of Injection Molded Parts Posted on : Oct 13 , 2022 By GREFEE Stress refers to the force acting on the object per unit area, which emphasizes the stress condition inside the objects. Generally, under the action of external stress, the inside of object will produce stress to agents the …
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Lightweight Design of Injection Parts: Micro Foaming Injection Molding Process Posted on : Oct 18 , 2022 By GREFEE At the moment, many technologies emerge in the lightweight field of automotive nonmetallic materials, such as micro foaming weight reduction technology, thin-walled weight reduction technology, low density weight reduction material technology, carbon fiber reinforced material technology, …
10 major processes to achieve product color Posted on : Oct 6 , 2022 By GREFEE 1. Bi-color and multi-color injection Bi-color injection molding is a classical forming technology, which uses two kinds of material to obtain the injection products and can achieve different appearance effect with various glossy and sensation. In addition, it is …
What are the differences and applications between low-pressure injection molding and traditional injection molding? Posted on : Oct 20 , 2022 By GREFEE Low pressure injection is a kind of method that utilizes low injection pressure (0.15-4MPa) to inject the material into the mold and quickly solidified and formed in an extremely short period of …
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