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The polishing treatment methods for alumina ceramics

  It has become very common for thick film integrated circuits to use   alumina ceramics . Ceramic materials mainly made of alumina (Al2O3) have good conductivity, mechanical strength and high temperature resistance. It is a widely used ceramic at present. ​ However, after the alumina ceramic is sintered and cooled, it does not mean the end of product processing. Some products do not meet the application requirements. Therefore, they need to be processed, such as size correction and polishing. The polishing treatment method of alumina ceramics is as follows: 1. Using laser processing and ultrasonic processing for grinding and polishing. 2. Use Al2O3 powder or diamond paste for grinding and polishing. 3. The method of glazing is required (suitable for products that require high surface smoothness). 4. Use diamond, silicon carbide, etc. harder than alumina to grind step by step from coarse to fine. 5. The surface of the material is processed by ion implantation. Ion implantation...
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HG Metal Fine Blanking Stamping Tooling Parts

Fine Blanking Stamping is used in several industries, from manufacturing household appliances to automotive OEMs.HG Precision focus on producing Metal Fine Blanking Stamping,Fine Blanking Stamping Tooling,Fine Blanking Stamping Tooling Parts.Low cost,Customized and fast shipping.Order now! HG Precision Metal Fine Blanking Stamping offers a considerable cost advantage,and products developed with the metal stamping process are usually stronger and most durable than those made by other metal forming processes such as forging or die casting.Fine Blanking Stamping Tooling Parts have been widely used in many fields, such as automobile, motorcycle, consumer electronics, electronics industry,etc. Product Details Product name:HG Precision Fine Blanking Stamping Manufacturing In China Material: aluminium, Brass, Copper, and carbon, Alloy and Stainless Steels Sheet Thickness: 0.05mm-10.0mm Schedule: on stock is only 2-3days.Customized is basing on the quantity. MOQ:1 Piece Package: standard mold...

9 Common CNC Machining Problems and Solutions

  Literally, "numerical control" and "machining center" are two keywords. "Numerical control" means "digital control", which is what we often call CNC. The control system can logically process programs with control codes or other symbolic instructions, and decode them through the computer, so that the machine tool can execute the specified action. . In the actual production of CNC, it is inevitable that there will be some problems. JY Machinery,as a professional  precision cnc machining factory  has summarized some common CNC Machining problems and solutions for you, and hope to help the relevant personnel. 1. The size of the workpiece is accurate, and the surface finish is poor. The cause of the fault: the tool tip is damaged and not sharp; the machine tool resonates and is not placed smoothly; the machine tool has crawling phenomenon; the processing technology is not good. Solution: After the tool is worn or damaged, it is not sharp, then re-sh...

Factors affecting the electrical strength of insulating plates

  1.Sample thickness: When the   insulating plate   material is very thin, the breakdown voltage is proportional to the thickness, that is, the electrical strength has nothing to do with the thickness. When the thickness of the insulating material increases, it will be difficult to dissipate heat, impurities, bubbles and other factors will make the electrical strength reduce. 2.Temperature: Above room temperature, the electric strength decreases with the increase of temperature. 3.Humidity: Moisture has entered the insulating material. The electrical strength is reduced. 4.Voltage application time: The electrical strength of most organic materials for insulating boards decreases with the extension of the voltage application time. During the test, the boost speed is fast and the electrical strength is high, and the stepwise boost or slow boost voltage has a longer action time, which can better reflect the thermal effect and the existence of defects such as internal air gap...

Functions of Guide Pins and Bushings

  As machine tool accessories and   mold parts ,   guide pins and bushings   are in demand day after day in the development trend of various industries.In recent years,   good-selling guide pins and bushings   have been used in large numbers and widely, providing powerful and favorable market prospects for more industries.At the same time, in a variety of occasions, the   guide pin and bushing   have been unanimously favored and praised, and its role is immeasurable.So, let's take a look at its main functions in   machine tools or molds ? 1.Orientation and positioning In the production of molds,  good quality guide pins and bushings  play an important role in this. Its mission in the production process is to guide and position. Moreover, in the process of moving mold and fixed mold, in order to make the mold appear in place and the whole work process does not cause errors and failures due to some problems, it is its mission to fully...

What is Guide Pin ?

  1.Definition of guide pin The  guide pin  is a guide element used in the mold in combination with the components to ensure that the mold moves and guides the mold stroke with precise positioning. They are generally cylindrical with shoulders and usually have oil grooves. 2.The material of the guide pin The material of the  guide pin  is generally selected from bearing steel, hot work die steel, easy car iron, etc., and the use of bearing steel SUJ2 is larger, which greatly enhances the durability and interchangeability of the guide post in terms of guiding performance. The guide post and components constitute the outer guide post component and the inner guide post component, which have a beautiful metallic luster. Heat treatment of guide post: HRC58-62; surface roughness of guide post: Ra0.8, Ra1.6. 3.Center hole of guide pin The roundness of the  guide pin  is very demanding. The central hole is mainly used to grind the outer diameter with a cylindr...

The main steps for sheet metal machining process

  1. Sheet blanking The CNC punch press is affected by the tool. For the processing of some special-shaped workpieces and irregular holes, large burrs will appear on the edges. The later deburring must be performed, and the accuracy of the workpiece will be affected to a certain extent. Schematic diagram of punching burr section Laser processing has no tool restriction, flat section, suitable for processing special-shaped workpieces, but it takes a long time to process small workpieces. Place the worktable next to the CNC and the laser, which is conducive to placing the sheet on the machine for processing and reducing the workload of lifting the board. Some usable side materials are placed in designated places to provide materials for trial molds during bending. 2. Familiar with drawings The sheet metal processing is based on the drawings, according to the different unfolded drawings and batches, choose different blanking methods, including laser, CNC punching, shearing, molds, etc...