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When there are uplifts and cavities the size of rice grains on the surface of steel castings, air bubbles will appear, so what are the causes of air bubbles? There are many reasons for air bubbles on the surface of steel castings, and air bubble defects also seriously affect cast steel. The quality of the finished product, now the editor will explain to you the reasons for the appearance of bubbles on the surface of steel castings and the corresponding solutions.

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Automotive connectors are a component that electronic engineering technicians often touch. Its function is very simple: it sets up a bridge of communication between the blocked or isolated circuits in the circuit, so that the current flows and the circuit realizes the predetermined function. The form and structure of automotive connectors are ever-changing. They are mainly composed of four basic structural components, namely: contacts, shells (depending on the variety), insulators, and accessories. In the industry, it is usually also called sheath, connector, plastic shell.

CNC numerical control lathe processing has been increasingly used in modern manufacturing, and it has exerted its incomparable advantages over ordinary lathes. CNC numerical control lathe processing mainly has the following points.

Sunbright is a leading China manufacturer of high-end CNC precision parts in the industry. We have 34 various types of CNC lathes, which can meet the processing of high-precision aircraft, electronic communications, medical equipment, and other parts

Die forging is a method of forming on a forging die developed on the basis of free forging and die forging in order to solve the problems of low productivity and poor precision of free forging, and to achieve the needs of large-scale and specialized production of forgings. Die forging is the abbreviation of model forging. The forging die (forging die) is generally composed of an upper die and a lower die. The upper and lower dies of the forging die are respectively fixed on the hammer head and the die pad. or die groove), the shape and size of the cavity of the groove is the same as the shape and size of the forging. During die forging, the blank is placed on the lower die, and the upper die moves down with the hammer (or slider) to close the die (one or more times) to hit the blank. Under the action, plastic deformation is generated and the groove is filled, and finally a forging with the same shape as the groove is obtained.