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In the crisscrossing railway network, every cast iron component under each sleeper bears the weight of tens of thousands of tons and the test of time. Although traditional sand casting can meet…

1. The Unique Charm of Sodium Silicate Sand: a Perfect Blend of Tradition and Modernity Sodium silicate sand, as a “perennial tree” in the foundry field, has its core in the magical…

1.Technological Revolution: A paradigm breakthrough from segmented casting to continuous forming The traditional mold casting process was once the mainstream for railway casting manufacturing. Its procedure was like a “relay race”: after…

1. Resin Sand Mold: The Cornerstone for building high-precision casting molds 1.1 Chemical curing mechanism and strength advantages The core competitiveness of resin sand lies in its unique chemical curing system –…

1.The brittleness Dilemma and Longevity Challenge of railway gearboxes Railway gearboxes are the “core hubs” for train power transmission and need to operate stably under high-frequency vibration, shock loads and temperature fluctuations.…

The railway wheel hub, als Kernkomponente, die den Zug direkt mit dem Gleis verbindet, Scheint einfach zu sein “Scheibe” Struktur. Jedoch, es trägt das gesamte Gewicht des Zuges,…

Neue Trends in der globalen Schwerlastbahnentwicklung. stellen Herausforderungen und Gegenmaßnahmen für die Wurfleistung dar. Als zentrale Verkehrsader für den weltweiten Massenguttransport, the technological evolution of heavy-haul railways has always been…

1. Graphite Morphology: The Microscopic Secret of Natural Lubrication 1.1 Type A Graphite: Microscopic Ball Bearings in a Metal Matrix Under a microscope, type A graphite exists as evenly distributed flakes, resembling…

In the maintenance and repair of heavy-haul railways, rail grinding is a very important task. Why is rail grinding necessary? This is because the service life of rails is directly related to…

On the high-speed railway trains, the gearbox, als die “Herz” of power transmission, always silently supports every gallop behind the scenes. Jedoch, this “Herz” has to withstand severe tests in extreme temperature…

Im Bereich Schienenverkehr, the axle box, as a key component of the bogie, bears important responsibilities such as supporting the weight of the vehicle body, transmitting the wheel-rail force,…