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China Suppliers Sinter Machine Grate Bars | High-Quality 2Cr13 Cast Process from Factory
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China Suppliers Sinter Machine Grate Bars | High-Quality 2Cr13 Cast Process from Factory

Discover our high-quality stainless steel products made from premium materials such as 2Cr13, DIN 1.4777, DIN 1.4837, and ASTM HI. Our factory employs advanced shell mold casting processes, ensuring precise craftsmanship and durability. We maintain strict dimensional tolerances of DCT 8 and a surface roughness of Ra 12.5, guaranteeing exceptional performance. As a leading supplier in China, we are dedicated to providing reliable and innovative solutions for your industrial needs. Choose us for superior products and unmatched quality in the market

    We use the coated sand shell superposing casting method for casting. This production process can ensure the stability of the internal structure of the grate bar. This technique not only makes the grate bars have a beautiful surface but also increases production efficiency.

    Our related products mainly export to Japan, Germany, Russia, and etc. With the strict technique requirements of our long-term customers, we never stop researching and developing to increase product quality and quality stability, achieving great success!

    • Same material & Same Process, our products have better mechanical property than most other suppliers.
    • Strict QC system and complete inspection tools are our main power to guarantee quality.
    • Traceable material certificates and testing reports, reporting production progress timely to customers.

    We are not only selling products, but also selling our trustworthy services.

    Our Main Markets

    Steel Mill
    Equipment Maintenance Company
    International Traders
    Original Equipment Manufacturer

    The grate bar is the main part of the sintering machine. The grate bars are intended for holding and transporting the ore mill by forming a trough space with the railing plates on the pallets.

    We offer a variety of grate bars with good heat resistant, abrasion resistant, and corrosion resistant capabilities. For Cr25 high Cr grate bars, they are inoculated with multiple active elements so their toughness is increased largely, achieving an ak value of 8~12J/cm², and inoxidizability is also increased by 50~80%. They feature shell mould casting, good surface roughness, and accurate dimensions.

    DIN 1.4777 is a high-temperature resistant austenitic stainless steel material. It exhibits good mechanical properties, including high tensile strength, excellent creep resistance, and good fatigue strength. It also demonstrates a high resistance to oxidation and corrosion at elevated temperatures, making it suitable for use in applications such as furnace components, heat treatment equipment, and exhaust systems in automotive and industrial settings.

    Frequently Asked Questions

    What casting method is used for your grate bars?
    We use the coated sand shell superposing casting method. This process ensures the stability of the internal structure of the grate bar, delivers a beautiful surface finish, and increases overall production efficiency.
    What is the primary function of a grate bar in a sintering machine?
    The grate bar is the main component of a sintering machine. It is designed to hold and transport the ore mill by forming a trough space together with the railing plates on the pallets.
    What are the advantages of your Cr25 high Cr grate bars?
    Our Cr25 high Cr grate bars are inoculated with multiple active elements, which significantly increases toughness (ak value of 8~12J/cm²) and improves inoxidizability by 50~80%. They feature shell mould casting, excellent surface roughness, and precise dimensions.
    What are the key properties of the DIN 1.4777 material?
    DIN 1.4777 is a high-temperature resistant austenitic stainless steel. It offers excellent mechanical properties, including high tensile strength, outstanding creep resistance, good fatigue strength, and high resistance to oxidation and corrosion at elevated temperatures.
    How do you guarantee the quality of your products?
    We maintain a strict QC system and complete inspection tools. We also provide fully traceable material certificates and testing reports, while reporting production progress to our customers in a timely manner.