Recent Entries

  • Quenching and tempering Ductile Iron Castings

    Ductile Iron is spheroidal graphite obtained through spheroidization and inoculation, which effectively improves the mechanical properties of cast iron, especially the plasticity and toughness, thus obtaining higher strength than carbon steel. Ductile Iron Castings, as shaft parts, requir...
  • High manganese steel castings have good plasticity and toughnes

    The ball mill lining plate is a kind of wear-resistant lining plate series. Because high manganese steel is usually used for casting, it is also often called high manganese steel lining plate. According to the type of ball mill, it can be divided into fork lining plate and perforated lining plate. ...
  • The wear-resistant lining plate has good impact resistance

    At present, the requirements for materials are relatively high in many working conditions. For example, the requirements for wear-resistant materials are relatively high. The wear-resistant lining plate has many advantages. Today, we will specifically introduce several advantages commonly used for w...
  • It is very important to ensure the qualified composition of cas

    The quality production of wear resistant steel castings is the production direction that has attracted much attention in the steel market nowadays. Shenyang Gongda heavy equipment manufacturing co., ltd. is an experienced steel casting production enterprise. the company pays attention to the guarant...
  • How to ensure the qualified chemical composition of steel casti

    People may not know that the chemical composition of steel castings is a very important component for steel castings, and the process defects of steel castings during processing can be repaired, but if the chemical composition is unqualified, there is no way to make up for it. The problem found in ...
  • It is necessary to choose high-quality wear resistant castings

    The quality of wear resistant castings directly affects the operation efficiency of machinery, so the selection of high-quality wear-resistant castings plays an important role for both dealers and end users. The quality of wear-resistant castings is mainly determined by wear-resistant materials and ...
  • Development Experience of Metal Wear Resistant Materials

    Over the past hundred years, metal wear resistant castings have gone through three stages. The first stage is the first generation of wear-resistant materials represented by high manganese steel. The second stage is the second generation of wear-resistant materials represented by nickel hard ...
  • Production of Ni-hard Iron Castings

    Since martensite structure is to be obtained in the as-cast state, metal mold casting is preferred for Ni-hard Iron Castings. Because in the metal mold, the cooling speed of the casting is fast, which can effectively inhibit pearlite transformation of austenite, avoid graphitization, and ensure the...
  • Has high abrasion resistance and impact resistance

    High Chrome White Iron Castings is a new type of high wear-resistant composite material. It adopts a new automatic metal arc surfacing process to form a hypereutectic high chromium alloy wear-resistant layer on the whole steel plate. Its advantages are: 1. High wear resistance of high chromium com...
  • Significance of Developing Wear-resistant Steel Castings

    Today, with the rapid development of science and technology and modern industry, the operation speed of mechanical equipment is constantly improving, while many equipment are rapidly failing due to wear and tear of spare parts, resulting in considerable material waste and economic losses. Strengthe...
  • Products need to be based on quality

    In life, no matter how expensive some products are, many users will be willing to buy them. That is because products represent quality. People would rather spend high prices to buy high-quality products than low prices to buy inferior products. Therefore, for any product, quality is the prerequisite...
  • Heat treatment greatly enhances the wear resistance of hammer h

    Heat treatment improves wear resistance of wear resistant castings. The exact definition of crusher hammerhead should be hammer crusher hammerhead. The hammer head of the crusher is one of the core components of the hammer crusher, which is evenly arranged on the hammer shaft of the crusher rotor, d...
  • It is not enough for a foundry to confine itself to manufacturi

    Design is a process of conveying an idea through reasonable planning, careful planning and various sensory forms. If the wear resistant castings factory has strong design capability, it can achieve the goal of high added value for the original primary products and become the core competitivenes...
  • Why do alloy steel castings crack?

    In the production process of alloy steel castings, the most worrying problem is the generation of cracks. In fact, the causes of cracks can be generally divided into hot cracks and cold cracks. In the process of solving it, we should analyze the causes and solve them step by step. 1. thermal cracki...
  • Main elements in heat resistant steel castings and their heat t

    Heat resistant steel castings is a very excellent casting process and is widely used, suitable for casting various types of alloys. Heat treatment of heat-resistant steel castings should be based on reasonable accumulation of layout characteristics to prevent deformation as much as possible. When th...
  • Shenyang Gongda introduces advanced equipment to ensure quality

    The quality of wear resistant castings directly affects the working efficiency of machinery. Therefore, the selection of high-quality wear-resistant castings plays an important role for both dealers and end users. The quality of wear-resistant castings is mainly determined by wear-resistant material...
  • The high manganese steel castings produced by Gongda are the be

    Shenyang Gongda's high manganese steel castings are made of high-quality wear-resistant materials. Compared with ordinary castings, their service life is increased by more than three times, and they have a good reputation among both new and old users. The daily operation time is more than 10 hours, ...
  • It is not enough for a foundry to confine itself to manufacturi

    Design is a process of conveying an idea through reasonable planning, careful planning and various sensory forms. If the wear resistant castings factory has strong design capability, it can achieve the goal of high added value for the original primary products and become the core competitiveness of ...
  • High Chrome White Iron Castings Offers Better Wear Resistance

    These are major consumable parts used at coal pulverizing mills for boilers and firing kilns. However, in recent years, longer-life parts have been required in order to reduce maintenance costs of these wear parts. High chrome white iron castings is the abbreviation of high chromium white anti-wear...
  • High chromium iron castings have good high temperature resistan

    High chromium cast iron is the abbreviation of high chromium white anti-wear cast iron, which is a kind of anti-wear material with excellent performance and has received special attention. High chrome white iron castings has much higher wear resistance than alloy steel and much higher toughness and...
  • The service performance of castings shall be safe and reliable

    Users of wear resistant castings at home and abroad have higher and higher requirements for the quality of wear-resistant castings, and the market competition is becoming more and more fierce, which promotes the development of high-quality wear-resistant castings. High-quality wear-resistant castin...
  • What is The Heat Treatment Characteristic of Alloy Steel Castin

    When alloy steel castings are subjected to thermal treatment, the heating temperature should be slightly higher than that of forged steel parts of the same composition, and the austenitizing heat preservation time should also be properly extended. For steel castings with disordered shapes and large ...
  • What is the heat treatment characteristic of alloy steel castin

    When alloy steel castings are subjected to thermal treatment, the heating temperature should be slightly higher than that of forged steel parts of the same composition, and the austenitizing heat preservation time should also be properly extended. For steel castings with disordered shapes and large ...
  • Must strictly control quality and put quality awareness first

    Manufacturers of wear resistant castings want to provide users with high-quality rolling walls. First of all, they must strictly control the quality and put quality awareness first, ensuring product quality stability and sustainable development. At the same time, product innovation and improvement m...
  • Ni-Hard Iron Castings' Range of Products

    We offer our customers a range of high quality nickel hard castings made from high quality raw materials. These ni-hard iron castings can be customized to our valued customer specifications. These Ni-Hard castings are well known for their durability and quality. Nickel harder casting adamant is fre...
  • Foundry industry is closely related to machinery industry

    Foundry industry is closely related to machinery industry. The development of machinery industry will directly drive the development of foundry industry. Especially at present, several pillar industries supporting the rapid development of the machinery industry-automobiles, power generation equipmen...
  • Shenyang Gongda products have strict quality control

    The quality of products has always been the most concerned problem of manufacturers and users, so we will strictly require in the production process of products, and it is also the same for alloy steel castings. How should we improve the quality of its products? The following is an introduction to s...
  • Looking for Excellent Manufacturers of Nickel Hard Iron Casting

    We offer our customers a range of high quality nickel hard castings made from high quality raw materials. These Ni-hard Iron Castings can be customized to our valued customer specifications. These Ni-hard castings are well known for their durability and quality. Ni-hard iron castings is commonly us...
  • Gongda is dedicated to manufacturers and suppliers of high qual

    Since 2003, Shenyang Gongda has been committed to being a high-quality manufacturer and supplier of high-quality metal castings. He specializes in the production, processing and processing of wear resistant castings, alloy steel castings and copper aluminum alloy castings. As a well-known wear-resis...
  • Shenyang Gongda is a famous manufacturer and supplier of high q

    Wear is damage to a solid surface caused by relative movement between the solid surface and one or more contact substances. Wear is "to wear any part of a material by rubbing against another surface." So today we have a look at abrasion resistant castings. Shenyang Gongda Heavy Equipment Manufactur...