casting defects

1) In view of the insufficient stiffness of the bottom plate, a stiffener is added at the bottom of the

Generally, the hardness of cylinder liner in the qualified layer is hb225 ~ HB240, and the overall hardness difference of

For different casting defects (such as sand sticking, porosity, sintering, veining, shrinkage porosity at hot spot, etc.), the foundry should

As shown in Figure 1, a low-pressure casting water-cooled housing for electric bus is in the shape of a drum

The slag holes are mainly distributed around 2 and 5 turns, accounting for 22.7%; the defect area is large and

The generation of cold shut is directly affected by the temperature of molten iron. At a certain temperature, the design

Air conditioner The cold air gap is the gap that penetrates or does not penetrate the casting, and the edge

In the molding process of sand coated iron mold, sand collapse and empty shell are the important reasons for sand

The whole process from molten iron smelting to casting completion is a complex and irreversible process. In the process of

The main characteristics of the magnetic traces of linear defects detected by MT are mainly linear aggregated magnetic traces with

The main features of magnetic traces of point defects detected by MT. The magnetic traces are scattered and isolated small

The surface slag inclusion defect is the most common and the most difficult to avoid on the surface of gas