Production line of pump valve casting iron mold sand coated casting
The production practice of iron mold sand covered casting pump valve castings shows that the iron mold sand covered casting […]
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sand casting
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Foundry technology design of iron mould sand covering for pump valve casting
Pump valve is a kind of equipment basic component with large quantity, wide range and various varieties, which is widely
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Development of sand casting process drawing
The first step of casting production is to determine the casting process plan and draw the casting process diagram according
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Sand casting process classification and molding method of sand
Classification of moulding sand: According to different binders, molding sand can be divided into: (1) Clay sand (2) water glass
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Rapid prototyping technology of precision sand casting
1 Introduction to rapid prototyping manufacturing technology Rapid prototyping technology is a kind of technology that appeared and rose in
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Production and development of precision sand casting technology
The development of aerospace industry is inseparable from the support of the casting industry. Some large aircrafts often need to
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Manufacturing technology of sand mold and core by counter gravity casting
Counter gravity casting has very high requirements for molding, core making technology and sand fluidity. (1) Sufficient strength and rigidity:
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Development of sand mold counter gravity casting technology
In order to eliminate the shortcomings of sand casting, improve the quality of die casting parts and expand the application
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Casting defects and control of nodular iron crankshaft in wet sand mold
The defect analysis of nodular iron crankshaft in the actual production process can be divided into many defects, such as
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Advantages and disadvantages of complex thin-walled precision aluminum alloy castings by sand gravity casting
In recent years, in order to pursue the reasonable structure and lightweight of parts and components, the parts originally composed
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Wet sand casting process of Nodular Iron Crankshaft
Crankshaft is one of the most important components of automobile engine. For automobile crankshaft, its main function is to realize
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Problems faced by sand casting industry
The traditional pattern of sand mold casting is to form products by mold and sand mold combination casting. For multi
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Characteristics and remedy of air pocket defects in sand casting
Defect characteristics and detection methods The smooth and glossy dimples and pits on the surface of castings where chill is
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Development and progress of sand casting mold industry in China
As a common production method of castings, casting has been developed and innovated for many years. At present, sand casting,
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Sand casting and precision casting process plan of nuclear power valve
In order to stabilize the casting process quality, there are strict regulations on the casting process, material, process and quality
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Defect characteristics and remedy of lamellar oxidation spot in sand casting
Defect characteristics and detection methods It is often found after sand cleaning or sand blasting of castings that the layered
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Raw materials for green sand in sand casting
Green sand is composed of original sand, clay, additives and water in a certain proportion. The commonly used feeding sequence
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Characteristics of metal casting, sand casting and die casting
Casting can also be divided into gravity casting and pressure casting according to the pouring process of liquid metal. Gravity
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Application and analysis of carbon emission in sand casting production system
1. Application case carbon emission estimation The material of a casting is HT150, which is produced in batches. As shown
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Carbon emission evaluation function and calculation method of sand casting production system
1. Energy consumption of sand casting production system The carbon emission of sand casting production system is related to energy
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Rapid sand casting technology of engine cylinder head based on numerical simulation
China’s automobile industry is booming and has become the pillar industry of national economic development. However, China’s automobile industry still
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Carbon emission source and evaluation boundary of sand casting production system
1. Carbon emission source of sand casting production system A large amount of waste gas produced by sand casting production
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Research status of rapid sand casting at home and abroad
Rapid Prototyping technology relies on the point by point accumulation forming of materials, which is not restricted by the manufacturability
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Sand casting – hand molding
Manual modeling definition – all modeling operations completed by hand or hand tools are called manual modeling. Advantages and disadvantages:
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Common measuring tools for sand casting
1 tape measure: Used to measure length. 2 steel ruler: It is a common measuring tool for measuring length, outer
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Common repair tools for sand casting
In order to make the sand mold (core) qualified, the defects of the sand mold (core) should be repaired with
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Determination of pouring position of sand casting
The pouring position of casting refers to the position of casting in the mold during pouring. The determination of pouring
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Common tools for sand casting
Common modeling tools are as follows. 1 shovel:Also known as shovel, it is used to shovel and mix sand (core).
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Application of sand casting technology in valve production
The quality of mold (core) sand has a great influence on the quality of casting. For example, the defects of
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Casting pattern and core box for sand casting
The mold used to obtain the shape of the casting is called pattern, and the mold used to obtain the