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Characteristic Causes of Residual Shrinkage Cavity and Its Judgment and Treatment
Introduction
Remaining shrinkage hole is a common defect in castings, caused by a number of possible factors related to the manufacturing process. This paper attempts to thoroughly review the causes and prevention of remaining shrinkage hole defects in investment castings, and to discuss various ......
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Analysis of Body Structure and Welding Technology of Large Bus
Analysis of Large Bus Body Structure and Welding Technology
Large buses as a kind of public transportation vehicle have become an important means of transportation in our daily life. It is also an important part of peoples daily lives, both in terms of passenger volume and in terms of cost saving......
The development trend of tool grinding
Development Trend of Grinding Tools
Introduction
The development direction of grinding tools is mainly reflected in the direction of equipment technology, process automation and application fields. In the current manufacturing industry, the grinding technology of cutting tool grinding has become......
Rolling bearing residual magnetic technical conditions
Scroll Bearing Residual Magnetic Technology Condition
The rolling bearing is the most important part of the modern mechanical basic parts. Its quality directly affects the accuracy of the device, the service life and the stability of the machine. According to statistics, due to the accident cause......
How Laser Measuring Instruments Work
The Working Principle of Laser Measurement Instrument
Laser measurement instruments are used to measure various parameters such as distance, velocity, angle and force. They are commonly used in applications such as engineering, surveying and construction. The working principle of these instrument......
A New Technology for Machining High Precision Bearing Holes
Introduction
In the modern manufacturing industry, precision is increasingly becoming a key requirement when designing and producing components. This is especially the case when it comes to creating axis holes, which are used to mount bearings and other equipment in machines. This article attemp......
The pinch roller adopts the working mode of full clamping
Introduction
The folder feeder is an automated machine used in the printing industry to feed paper to printing presses. Traditionally, paper feeders are manually operated and rely on an operator to adjust the speed, tension, and other settings. The folder feeder uses a full grip mode of operation......
International Standard for Low Alloy Steels
Low-alloy Steel
Low-alloy steel, frequently referred to as high-strength or low-alloy steels, is one of the most commonly used materials in today’s industry. This type of steel is typically composed of a combination of steel, nickel, and chromium. Low-alloy steel is most commonly used in the con......
Japanese national standard cylindrical thread
Japans National Standard Cylindrical Thread
Since its establishment in 1868, the Japanese standard measurement system has been the basis for measurements in Japan and for producing Japanese products. One of the standards used for precision parts production is the Japanese National Standard Cylind......
WS/T Allowable Concentration of Hazardous Substances in the Air of Working Environment in my country and Occupational Exposure Biological Limits
Introduction
The air we breathe can have a great impact on our health. Since the industrial revolution, air quality has been declining due to the number of chemicals and other pollutants in the atmosphere. This is why there are regulations to control the maximum amount of toxins and other polluta......
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