Design and modeling process of iron mold sand coating die
According to the actual size and casting process of crankshaft, the laboratory test is reasonably designed. The iron mold is […]
According to the actual size and casting process of crankshaft, the laboratory test is reasonably designed. The iron mold is […]
To improve the internal casting, external quality and reduce the machining allowance,and further extend the application of green sand casting process with