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SEP 27 2016

Casting process improvement

Casting

Resin sand of thin wall castings often crack, deformation and other casting defects, the main reason is due to the resin sand of thin wall castings solidification process, very high resistance, so the resin sand of thin wall castings with…
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SEP 21 2016

Casting process design basis(2)

Casting

Three, to determine the process parameters 1, machining allowance ( 1) dimensional tolerances for castings; ( 2) the machining allowance level; ( 3) processing the surplus value 2, die angle The appearance is easy from cast out or core self…
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SEP 18 2016

Casting process design basis(1)

Casting

One, select the casting pouring position When pouring, casting casting in place, called the pouring position. In 1, the main processing castings or main working surface in the mold should be down 2, casting thin wall parts should be placed…
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SEP 13 2016

Casting knowledge(2)

Casting

The metal to the casting and sand casting: comparison on technology and economy has many advantages. ( 1) metal production casting, its mechanical properties than sand casting high. The same alloy, its tensile strength can be increased by about 25%…
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SEP 07 2016

Casting knowledge(1)

Casting

Metal mold casting at present can produce castings, in weight and shape has some limitations, such as the black metal only is the simple shape castings; castings weight should not be too big; the wall thickness is restricted, the smaller…
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