Structural Design of Plastic Injection Parts – Wall Thickness Posted on :Dec 21 , 2022 By GREFEE Definition of wall thickness Wall thickness is a basic structural characteristic of plastic parts. If the outer surface of plastic parts is called the outer wall, the inner surface is called the inner wall, then there is a […]
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Four things you need to know about ultrasonic welding Posted on : Dec 1 , 2022 By GREFEE Metal welding Welding: welding makes the two separated objects produce the binding force between atoms together by heating or compressing or both, rather than filling materials.There are a variety of them, which traditionally means the welding of
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How the position of gate affects the quality of injection molding products ? Posted on : Nov 16 , 2022 By GREFEE Gates are essentials to the injection molding system and the types and sizes directly affect the quality of products and the costs. There are a wide variety of gates and the sizes of
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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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