Negative pressure of lost foam casting for bridge support
The main functions of lost foam casting with negative pressure casting are as follows: (1) Compact the dry sand to […]
The main functions of lost foam casting with negative pressure casting are as follows: (1) Compact the dry sand to […]
After entering the 21st century, a large number of domestic researchers still solved the problem of carbon enhancement. According to
Pouring temperature is a key factor affecting the quality of EPC Castings. If the pouring temperature is too high, the
Mechanism of carburization defects The mechanism of carburizing defect is the diffusion of carbon into soft moving molten steel and
Coating is an important part of lost foam casting process and one of the key factors affecting the filling of
China is also one of the earliest countries in the field of lost foam casting Technology Research (1965), which has
The advantages of EPC are dry sand molding, no binder is needed, the recovery rate of dry sand is high,
The lost foam casting technology originated from the “cavity free mold and its casting method” invented by American H.F. Shroyer
Lost Foam Casting (LFC or EPC) is a new technology which subverts the traditional casting technology. It is known as
According to the function, the riser of lost foam casting process can be divided into feeding riser, exhaust slag collecting
At present, the forming technology of bucket teeth mainly includes sand casting, metal mold casting, lost foam casting and liquid
Fig. 1 is a set of photographs of the filling percentage of liquid metal at different times. The red is
Creo software is used to draw 3D engineering drawings and assemble components. Creo software is a CAD software design package
This paper mainly carries out scheme design, simulation analysis and production verification of a kind of bridge bearing steel casting,
Relying on ZHY casting, the company is a medium-sized private enterprise producing bridge bearing steel castings. The transfer casting process
The surface of the blade of the sulfur pump impeller and the surface of the blade are calculated to achieve
1. Foam mold size determination The design of foaming mould mainly includes the following aspects: determining the size parameters of
Lost Foam Casting (LFC) is a new casting technology of precise forming. In 1958, American H.F.Shroyer first used foam board
After the shape of cast steel joint is determined, the next step is to determine the modeling method. Because of
The production difficulty of impeller mainly lies in the whole molding process. Using traditional casting technology, it is difficult to
In the practical application of lost foam casting at home and abroad, the lost foam casting of cast iron alloy
Although lost foam casting technology has been widely used in the production of cast iron alloy, the solidification of cast
In the practical application of lost foam casting at home and abroad, ferroalloy is the most widely used metal material
Lost Foam Casting or Expendable Pattern Casting,It is also called Full Mold Casting。 It is coated with water-based refractories that
Lost foam casting and sand mold casting are two major processes in the foundry industry. They have both advantages and
1 The core casting equipment technology has been stagnated for a long time in China (1) The performance of the
1 Advantages of lost foam casting (1) In the casting process, there is no need to lower the core, and
From the air pollution prevention and control law issued by the State Council and the Ministry of environmental protection, we
After the installation and debugging of the water jacket core mold, the water jacket core was successfully made. After the
According to the process model based on product model, the design of EPC mold needs to get mold cavity, core,