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common defects of casting-part two
common defects of casting-part two

Last week share some details of common casting defects, today we Anyang Huatuo Metallurgy Co., Ltd share more details as following: 7.Iron beans:There are small iron beads in the stomata. (1) The molding sand is wet, and the inner runner is...

the effects of molybdenum on high manganese steel castings
the effects of molybdenum on high manganese steel castings

Many small and medium-sized founders often ignore the effects of chemical composition on high manganese steel castings when doing high manganese steel. Molybdenum can inhibit the formation of carbonation and promote the formation of pearlite....

the reduction reaction of silicon in blast furnace steelmaking
the reduction reaction of silicon in blast furnace steelmaking

The process of blast furnace steelmaking is the process of deoxidizing and reducing iron oxides to metallic iron. Metallic iron is extracted from iron ore. The metallic iron in iron ore exists in the state of iron oxide. Therefore, extractin...

common defects of casting-part one
common defects of casting-part one

In the production of malleable iron castings, common casting defects include shrinkage cavity, shrinkage porosity, porosity, pores, cracks, sticky sand, rough casting surface, shrinkage, eccentricity, wrong shape, insufficient pouring......

processing and application of high silicon cast iron
processing and application of high silicon cast iron

Adding a certain amount of certain alloying elements to cast iron can obtain alloy cast iron with higher corrosion resistance in some media. High silicon cast iron is one of the most widely used....

the influence of inclusion in casting
the influence of inclusion in casting

Inclusions in castings mainly affect the fatigue strength, processing performance, and structural properties of the castings, and are also one of the reasons for casting cracks....

ladle argon stirring
ladle argon stirring

Gas injection stirring is a more extensive method of stirring ladle. Argon is the most common gas used to stir molten steel, and the use of argon depends on the type of steel being refined. Therefore, the blowing gas agitation is mainly vari...

sticky sand defects on the surface of sand castings
sticky sand defects on the surface of sand castings

The sticky sand defects on the surface of sand castings can be divided into mechanical sticky sand and chemical sticky sand. Mechanical sand sticking is caused by molten metal drilling into the pores between the sand grains of the sand mold...

possible defects and causes of gray cast iron
possible defects and causes of gray cast iron

In the production of gray iron castings, common casting defects are:pores, unqualified composition and performance, hot and cold cracks, shrinkage and porosity, slag holes and iron beans, insufficient cold insulation and pouring, trachoma and sand ....

electric arc furnace steelmaking
electric arc furnace steelmaking

Electric arc furnace is another steelmaking method after converter and open hearth. Because more than 95% of the worlds electric furnace steelmaking production is produced by electric arc furnaces, electric furnace steelmaking mainly refers...

lime desulfurizer for steelmaking
lime desulfurizer for steelmaking

Desulfurizer is a material that can generate insoluble or low-soluble sulfide in iron with the sulfur in the molten iron, thereby reducing the sulfur content of the molten iron. Hot metal desulfurizers can be divided into four categories: li...

heat treatment process
heat treatment process

The heat treatment process refers to the whole process of the heat treatment operation, including the formulation or heat treatment procedures, process control and quality assurance, process management, process equipment, etc....