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Relationship Between Determination Of Molten Iron Temperature And Casting Qua...

In the range of 1300 ~ 1460 ℃, the tensile strength and Brinell hardness increase with the increase of molten iron temperature.

What Is Precision Casting

Casting is also called investment casting, which is a kind of casting method relative to traditional casting technology.

Relationship Between Cracks in Steel Castings And Inclusions in Steel

One of the important reasons for the cracks of steel castings is the inclusion of molten steel in the smelting process.

Basic Situation Of Foundry Industry in China

According to the analysis and estimation of relevant data, there are more than 20000 foundry sites in China, and the number of employees is about.

Problems Existing in China's Foundry Industry At Present

​China's foundry industry can not fully produce some key castings urgently needed by domestic industries, especially some castings with high difficulty and high requirements.

Effect Of Pouring Temperature On Casting

After liquid slag inclusion treatment, single small holes will appear on the surface of gray cast iron castings. The diameter of the hole is generally 1 ~ 3mm. In some cases, there are only 1-2 sma...

What Are The Advantages Of Resin Sand Casting Compared With Traditional Casti...

First of all, resin sand is a mixture of resin, sand and curing agent, and clay sand is mainly a mixture of bentonite, water and sand.

Castings Often Have Defects. How To Minimize The Loss?

​In the production process of castings, due to the influence of many factors, defects such as pores, pinholes, slag inclusions, cracks and pits often occur.

Causes Of Casting Sand Hole

Before pouring, sand particles invade from the opening of sprue or riser.