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Sinter Machine Grate Bars - Durable 2Cr13 Material from China Suppliers & Factory with Precision Casting
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Sinter Machine Grate Bars - Durable 2Cr13 Material from China Suppliers & Factory with Precision Casting

Discover high-quality components made from premium materials like 2Cr13, DIN 1.4777, DIN 1.4837, and ASTM HI, crafted by a leading factory in China. Our products undergo a precise shell mold casting process to ensure durability and reliability. With a dimensional tolerance of DCT 8 and a surface roughness of Ra 12.5, our offerings meet stringent quality standards. As a trusted supplier, we guarantee excellence in every piece, making us your ideal partner for sourcing top-grade materials and components from China.

    We use 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 beautiful surface but also increase the production efficiency.

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

    Superior Mechanical Properties

    Same material & Same Process, our products will have better mechanical property than most other suppliers.

    Strict Quality Control

    Strict QC system and complete inspection tool is our main power to guarantee the quality.

    Traceable & Trustworthy Service

    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

    Grate bar is the main part of 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.

    High Performance Cr25 Grate Bars:

    Variety grate bars with good heat resistant, abrasion resistant, and corrosion resistant capability. For Cr25 high Cr grate bars, they are inoculated with multiple active elements so toughness is increased largely, achieving an ak value of 8~12J/cm², and inoxidizability is increased by 50~80%. Produced via shell mould casting, ensuring good surface roughness and accurate dimensions.

    DIN 1.4777 Material Specifications:

    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 manufacturing your grate bars?
    We utilize the coated sand shell superposing casting method. This production process ensures a stable internal structure, improves production efficiency, and provides a clean, high-quality surface finish for the grate bars.
    What are the core applications and target markets for your products?
    Our grate bars are primarily exported to Japan, Germany, Russia, and other international markets. We mainly serve Steel Mills, Equipment Maintenance Companies, International Traders, and Original Equipment Manufacturers (OEMs).
    What makes your Cr25 high-chromium grate bars superior?
    Our Cr25 high Cr grate bars are inoculated with multiple active elements to significantly enhance toughness (achieving an ak value of 8~12J/cm²) and boost inoxidizability by 50~80%. They feature outstanding heat, abrasion, and corrosion resistance, along with accurate dimensions.
    What are the properties and uses of DIN 1.4777 material?
    DIN 1.4777 is a high-temperature resistant austenitic stainless steel. It offers excellent tensile strength, creep resistance, fatigue strength, and high resistance to oxidation and corrosion. It is ideal for furnace components, heat treatment equipment, and exhaust systems.
    How do you guarantee the quality and traceability of your products?
    We maintain a strict quality control (QC) system and utilize complete testing and inspection tools. We provide fully traceable material certificates and testing reports, while consistently reporting production progress to our clients.