Through gauge, that is, the lower limit of the allowable deviation of the aperture. If it cannot pass, it means that the aperture is small and unqualified. Stop the gauge, which is the upper limit of the allowable deviation of the aperture.
The standard parts of the inspection tool are also called standard parts, which refer to the thorough specifications and standardization of layout, drawing, symbols and dimensions, and some commonly used parts and components produced by professional manuf
The "Twelfth Five-Year Plan for Mould Profession" pointed out the primary distance between China's mold industry and the world's leading level: the service life of molds should be 30% to 50% lower, and the life of fine blanking dies is u
In recent years, my country's mold industry has developed steadily, and its supporting industry inspection tool standard parts industry has also risen rapidly. However, it is still a harsh reality facing my country's industrial manufacturing indus