Waterproof and dust-proof for sheet metal motor cabinet Posted on :Nov 21 , 2022 By GREFEE When planning these sheet motor cabinet of electronic devices, the planner should fully consider the protection of the cabinet according to its level of protection. Note: air ducts and structural joints are the main ways for water and dust […]
Waterproof and dust-proof for sheet metal motor cabinet Read More »
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
10 performance testing methods for plastic materials Read More »
Unibody application in electronic product industry Posted on : Nov 23 , 2022 By GREFEE Unibody, also known as integrated molding or integrated body. Explanation for this principle is that one kind of mechanical operation technology that squeezes the aluminum alloy into board. Then, it is integrally formed by numerical control machine tool. This is
Unibody application in electronic product industry Read More »
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
Analysis and Solution of Internal Stress of Injection Molded Parts Read More »
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,