High manganese steel carbon content in 1.0%~1.3%, 11%~14%, manganese content in manganese carbon content ratio of 10~12 special wear-resistant steel. This kind of steel containing manganese from 10% to 15%, the carbon content is higher, is generally 0.90% to 1.50%,…
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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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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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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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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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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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Four. Cleaning and finishing Casting factory to improve efficiency, quality, speed of processing at the same time in order to reduce the cost, must seek to reduce casting cleaning operation method, only improve technology to achieve this goal. In order…
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Three. Melting and casting   Think fast and high quality production of various alloy casting factory, are seeking to adapt to the requirements of a wide range of melting method. Look from the current situation only by electric furnace. From…
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