Determination of parting surface of tractor box casting
Parting surface refers to the joint surface between two mold components in the casting process of tractor box. Parting surface […]
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Valve casting molten steel melting and pouring
See Table 1 and table 2 for the technical requirements and measured chemical composition of castings. Name C Si Mn
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Effect of pouring speed on the quality of sand castings
The pouring speed is also an important factor affecting the quality of sand castings. If the pouring speed is too
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Main casting defects of cast iron
Various cast iron codes are composed of the first capital letter of the Chinese pinyin letter representing the characteristics of
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Characteristics of incomplete forming defects of bucket teeth in Squeeze Casting
There are two main forms of incomplete forming of bucket teeth in Squeeze Casting: incomplete bucket teeth and incomplete forming
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Comparative analysis on the influence of different gating systems on the tractor box sand casting
Through the simulation analysis of mold filling and solidification process of different pouring schemes, the similarities and differences of mold
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Effect of coating spraying process on sintering quality of cylinder sand castings
The application of sand casting coating can close the pores between sand particles on the surface of mold and core,
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Casting defects of precipitation porosity in bucket teeth castings
The molten steel contains gas in the melting process, which requires pre deoxidation and final deoxidation. If the deoxidation is
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Sand casting process flow
Sand casting is the most popular and simplest type of casting, which has been used for centuries Sand casting is
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Classification of sand mold in sand casting
Sand and molding sand are the basic raw materials for casting. The most commonly used casting sand is siliceous sand.
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Effect of carbon and silicon content on the quality of nodular iron castings
The influence of carbon and silicon content on the quality of nodular iron castings is shown in the figure below:
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Control of valve casting process
(1) Technical analysis of valve body castings: according to the requirements of user drawings, RT flaw detection shall be carried
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Comprehensive process test and adjustment of shell casting crankshaft
The process test of S1100 crankshaft shell in multiple batches is shown in the table. Serial number Material Pouring quantity
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Squeeze casting bucket teeth
Squeeze casting technology continuously applies pressure to the liquid metal in the forming process, which makes the liquid metal solidify
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Test conditions and methods of crankshaft shell casting process
1. Melting, spheroidizing and inoculation treatment 1000kW medium frequency induction furnace is adopted for smelting, and the charge is 90%
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Original casting technology of excavator rear axle
The rear axle of the excavator is shell type and of high quality. The original process of the factory adopts
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Analysis of mold filling and solidification process of stepped gating system for sand casting of tractor box
Figure 1 shows the filling process of the stepped gating system used in the sand casting of the tractor box.
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Invasive porosity casting defects of bucket teeth castings
Take the bucket tooth sleeve of loader as an example (as shown in Figure 1). The single blank mass of
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Cause analysis of local core break in the inner cavity of cylinder water jacket of cylinder block sand casting
Volkswagen series product – a cylinder block a, there was a batch of local core breaking defects at the bottom
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Minimum sectional area of gating system for tractor box castings
Among the sub units of the pouring system of tractor box castings, the unit with the minimum cross-sectional area is
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Analysis on structure and technology of tractor box casting
The structural diagram of each direction of the tractor reducer box is shown in Figure 1. The mass of the
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Crankshaft casting of single cylinder diesel engine
The design of crankshaft castings for S1100 single cylinder diesel engine is shown in Figure 1: In order to minimize
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Optimization of sand casting process for tractor box
For the stepped pouring scheme, the pouring temperature of 1400 “C and the pouring speed of 6.8kg/s are the most
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Spheroidizing quality of crankshaft cast iron
Magnesium is the main graphitization element, and the spheroidizing ability of rare earth is only one third of that of
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Die design of diesel engine crankshaft casting
1. Design of formwork thickness The following contents shall be considered in the design of formwork: (1) the mold shell
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Analysis of mold filling and solidification process of top injection gating system for tractor box sand casting
The top pouring system of sand mold casting for tractor box adopts rain pouring, which is divided into four oval
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Casting technology of diesel engine crankshaft
The production of crankshaft blank by wet mold sand process is still the main traditional casting process, while the representative
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Analysis of sand sticking on the surface of cylinder block and sintering in inner cavity of cylinder block sand casting
A new type of cylinder block EA888 is a high-end sand casting. Due to its complex structure and wall thickness
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Pouring time of tractor box castings
The weight of tractor box castings is 205KG, and the estimated gating system mass is 20kg. According to the manual,
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Sectional area ratio of each sprue for sand casting
The choke cross-sectional area, i.e. the cross-sectional area of the ingate, is designed according to the choke section method. After