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Sieg-Huao, focuses on die casting and investment casting, provides metal works solution, high pressure die casting, precise machining and metal fabrication. 

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  • 09-04
    2020
    The Role of Heating and Cooling Systems

    Before the die casting production, the mold should be fully preheated and kept within a certain temperature range during the die casting process. Its main functions are as follows:The die can achieve better heat balance and improve the solidification condition of casting sequence so that the solidif Read More »

  • 09-02
    2020
    Universal Law of Shrinkage of Die Casting

    The casting structure is complex, Core more, The shrinkage rate is small when the shrinkage of obstruction is larger,On the contrary, the shrinkage rate is largerThe radial dimension of the casting core is in the direction of obstruction and the shrinkage rate is small, while the dimension parallel Read More »

  • 08-05
    2020
    Basic Requirements for Alloy Die Casting

    The low melting point temperature of the Alloy die casting is beneficial to prolong the service life of die casting mold. Read More »

  • 08-03
    2020
    How to Solve Mechanical Scratches of Die Casting?

    Mechanical scratches is a linear scratch on the surface of the die casting during core-pulling and push-out.Causes of mechanical scratches mainly include the following aspects:Demoulding agent lubricity is not good, the mold temperature exceeds the adhesion temperature of demoulding agent, coating m Read More »

  • 11-05
    2019
    Causes and Solutions for the Air Holes in Aluminum Alloy Die Casting

    Aluminum alloy die casting has some advantages that other castings can not compare, such as good looks, light weight, corrosion resistance, so that it is widely favored by users. But aluminum alloy die casting is prone to porosity and impurities, so how to solve this problem? Firstly let’s see how d Read More »

  • 10-28
    2019
    It’s important to choose a suitable die casting machine

    Many customers think it is more cost-efficient, faster and more efficient to use a large-tonnage die-casting machine to die-cast small zinc alloy parts. In fact, this view is wrong!Choose a right die-casting machine with suitable tonnage for a set of zinc alloy die casting parts is extremely necessa Read More »

  • 10-21
    2019
    Infiltration of Cast Aluminum Parts

    During the high pressure die casting process, aluminum casting is prone to internal defects such as porosity, shrinkage cavity, gas holes and etc. After machining, the surface dense layer of these defective castings is removed and the internal defects are exposed. For auto cast aluminum parts with h Read More »

  • 09-17
    2019
    Exhibition News 2019

    From Sep 18th to Sep. 20th Sieg-Huao will attend The 13th Automotive Lightweight Congress & Exhibition in Yangzhou China, Welcome to visit us!Hosted by China Automotive Engineering Society and Automotive Lightweight Technology Innovation Strategic Alliance, the "China Automotive Lightweight Technolo Read More »

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E-mail: admin@mysieg.cn
Add: Room 201-202, the 4th Building, No.302 Central Road, Creative Central Industrial Park, Xuan Wu District, Nanjing City,Jiangsu Province, China.
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Phone2: +86-13505167212

About Us

Main Site locating in Nanjing of China.  We start our business since 2005, merge and sharehold serveral companies to enlarge and complete our manufacturing process to give our worldwide customers the comprehensive solution. 

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