sand casting

Defect characteristics and detection methods The dregs are dark brown and irregular in shape near the inner gate and the […]

Defect characteristics and detection methods A wormhole or loose hole appearing in the thick part of a casting or in

Defect characteristics and detection methods Fine wrinkles on the surface of casting or dark gray flakes peeling off from the

Defect characteristics and detection methods There are gray white powder like spots or scabs on the thick parts of the

1) Identification of casting defects in sand casting Casting failure refers to the defect on the casting, incomplete outline shape,

Defect characteristics and detection methods It is an open hole or a dark hole embedded with molding materials on the

Defect characteristics and detection methods The appearance is the striated or herringbone pits that are not closed by the alloy

1) Identification of wrong pattern in sand casting Wrong mold is the defect that one part of the casting and

Defect characteristics and detection methods Slag inclusions with gray and gray black fracture are often found in the parts or

Defect characteristics and detection methods Dark gray clusters or single distribution on the upper horizontal surface of the casting, or

Shrinkage cavity and porosity are the most common defects in castings. Shrinkage cavity is produced by poor feeding during solidification

Defect characteristics and detection methods It is a small round or fly shaped hole of different sizes with needle tip

Defect characteristics and detection methods Small holes in the surface and inside of the casting. Its surface is generally smooth,

There are many casting production processes, so it is easy to produce various defects. Some of the defective products can

Defect characteristics and detection methods There are sand grains in the casting, which can appear in all parts of the

In order to upgrade quality level of sand casting supplies, strengthen related internal management, decrease consumable costs and improve economic

Sand casting is a production of castings in sand casting method. The foundry industry more than 80% of the products

Sand casting foundry is a casting form which has been widely used. It is easy for us to tell that sand-type